Brother of the Bride Speech: What to Say at Your Sister's Wedding

Your sister is getting married, and she's asked you to say a few words. A brother speech at your sister's wedding isn't the best man's roast or your dad's welcome: you knew her before she was anyone's partner, and you're the one who gets to welcome the groom as a brother. Below you'll find a brother of the bride speech template, opening lines and toasts, two sample speeches, and plain advice on the teasing, the protective-brother bit, and speaking in your dad's place.

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When you speak
At the reception, often after the parents; confirm with your sister
Ideal length
3-4 minutes, about 400-500 words
Who you address
The room, then your sister and the groom by name
Tone that works
Teasing and proud, ending on real affection

Write your brother of the bride speech in minutes

Answer a few questions about you and the people you're celebrating. Toastful writes a personal draft from your own stories. See a free preview before you decide.

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Brother of the bride speech examples

Each example below was written by Toastful from the answers shown under it, so you can see exactly how your own stories turn into a finished speech. Names and details are fictional.

Example 1: Older brother, warm with a few laughs, about 4 minutes

569 words · about 4 min spoken

Hello everyone. I’m Daniel, Ada’s older brother. Thank you all for being here to celebrate Ada and Liam. First, I want to thank our parents for hosting this beautiful day, and Karen and Steve for making the trip all the way from Dublin. If you see them, please ask for their secret to staying awake through jetlag and wedding speeches.

Growing up in Houston, our house was always noisy. There was the sound of Dad’s Saturday jollof rice bubbling on the stove, and our grandmother, Mama Ngozi, telling us stories while we cleaned before cartoons. And then there was Ada, who, even at seven, was somehow both the boss and the accountant. She ran a lemonade stand one summer, and I was her only employee. She paid me in stickers and took half back every time I sampled the product. She made $14 and put it all into a jar labeled ‘COLLEGE.’ I like to think that spirit is why we’re here today—Ada always had a plan.

I won’t pretend I was an easy big brother. I hid her Barbies in the freezer and gave her the classic sibling treatment. But as we got older, Ada started helping me more than I helped her. By high school, I was driving her to debate tournaments before sunrise, and she was editing my college essays, probably with more color-coding than any teacher required. Now we’re both adults, but some things haven’t changed—I still call her most Sundays while she walks her dog, Biscuit. We catch up, we laugh, and she still manages to organize my life from twenty minutes away.

For those who don’t know Ada well, let me just say: she is fiercely organized. She had a color-coded wedding binder before Liam even proposed. But don’t be fooled—she is also the most competitive person I know. If you ever want to see someone try to out-strategize their own parents at Monopoly, play with Ada. Just don’t expect mercy.

The first time I met Liam, Ada brought him home for Thanksgiving. He offered to wash every dish, which made my mom love him instantly. I tried to give him the classic big brother talk and asked what his intentions were. He just said, “To beat you at Scrabble,” and then destroyed me by over a hundred points. That’s when I knew two things: Ada had finally met her match, and family game night would never be the same.

Ada and Liam are a perfect team. Ada never stops moving—she’s always doing, planning, fixing. Liam is calm, steady, always ready with a quiet word or a bad pun. He helps her slow down and enjoy the moment, and she gets him off the couch and onto hiking trails he never knew existed. They balance each other in every way that matters.

Liam, welcome to our family. I’ve always had a little sister, but now, finally, I have a brother too. Keep playing Scrabble together, and Liam, for your own safety, let her win sometimes. Seriously.

There’s one person I wish could be here tonight—our grandmother, Mama Ngozi. She always said she would dance at Ada’s wedding. I know she’s smiling, wherever she is, and probably still trying to teach someone the cha-cha.

(Raise your glass) To Ada and Liam—may your days be full of laughter, your nights full of peace, and your game nights just competitive enough to keep things interesting. Cheers!

What the writer told Toastful to get this speech
Speaker
Daniel, brother of the bride
Relationship
I am four years older than Ada. As kids I was the annoying big brother who hid her Barbies in the freezer. By high school I was driving her to debate tournaments at 6 a.m., and she was fixing my college essays. Now she lives twenty minutes away and we talk most Sundays while she walks her dog, Biscuit.
Personality
Ada is fiercely organized - she had a color-coded wedding binder before Liam even proposed. She is also the most competitive person I know at board games.
First impression
Ada brought Liam home for Thanksgiving three years ago. He offered to wash every dish, which won my mom over instantly. I tried to be the tough big brother and asked him what his intentions were. He said, 'To beat you at Scrabble,' and then he did, by over a hundred points.
Childhood
We grew up in Houston in a loud house with our parents and our grandmother. Every Saturday Dad made jollof rice, and no cartoons until the house was clean.
Stories
When Ada was seven she ran a lemonade stand and made me her only employee. She paid me in stickers and docked my pay every time I drank the inventory. She made $14 and put all of it in a jar labeled COLLEGE. Another time, when I was twelve, I broke Mom's favorite vase throwing a football in the hallway. Ada, who was eight, took the blame because she said Mom would go easier on her - then charged me two weeks of dish duty for it.
The couple
Liam is calm and steady, and Ada never stops moving. He gets her to slow down and enjoy things, and she gets him off the couch and onto hiking trails.
Remembering
Our grandmother, Mama Ngozi, passed away two years ago. She always said she would dance at Ada's wedding.
Thank-yous
Mom and Dad for hosting everyone, and Liam's parents, Karen and Steve, who flew in from Dublin.
Wishes
Liam, welcome to the family. I have always had a little sister, and now I finally have a brother too. Keep playing Scrabble together, and let her win once in a while. It is safer.

Example 2: Younger brother, short and funny

367 words · about 3 min spoken

Good evening everyone. For anyone who doesn’t know me, I’m Callum—Megan’s little brother, by three years and about ten years’ worth of bossing around. Growing up, Megan was basically my second mum. She ran everything: the house, the holidays, and definitely me. These days, she’s still the first person I call when something goes wrong, mostly because she’ll tell me, in detail, exactly what I did wrong. Some things never change.

We grew up in Leeds, and every summer our parents would bundle us into the car for a caravan holiday to Whitby, where the weather report was always “umbrellas mandatory.” One year, Megan, age ten, launched her first business: selling crabs to passing tourists. We spent hours on the harbour wall and triumphantly caught one crab. She named him Gary, refused to sell him, and then cried when Dad said we had to let him go. That’s Megan in a nutshell: ambitious plans, a soft heart, and absolute loyalty—to friends, family, and sometimes crustaceans.

By fifteen, Megan had moved on to teaching me to drive on our driveway. I promptly reversed into the wheelie bins. Megan told Dad it was the wind. She’s always had my back, even when it means some creative storytelling.

Then Dev came along. I first met him at my 25th birthday down at the pub. Megan specifically told me to “be normal,” which is just what every brother wants to hear. I’d spent weeks practicing my tough talk, but Dev turned out to be four inches taller than me, a Leeds United fan, and—most importantly—he bought the first round. The intimidating speech turned into a handshake and a pint. He just fit right in.

Dev’s the only person who can calm Megan down when she’s stressed—he just puts the kettle on and waits it out. That’s proper northern wisdom right there.

Dev, welcome to the family. I’ve finally got a big brother who can reach the top shelf. My advice is this: let Megan pick the route, because she’ll always be right, and keep plenty of tea bags in the cupboard.

(Raise your glass) To Megan and Dev—may you always have love, laughter, and a never-ending supply of Yorkshire Tea. Cheers!

What the writer told Toastful to get this speech
Speaker
Callum, brother of the bride
Relationship
I'm Megan's little brother, three years younger. Growing up she was basically my second mum and my first boss: she ran everything, including me. These days she's the first person I ring when something goes wrong, mainly because she'll tell me exactly what I did wrong.
First impression
I met Dev at my 25th birthday at our local pub in Leeds. Megan warned me beforehand to be normal. I had spent weeks planning a tough protective-brother talk for him, but he walked in four inches taller than me, so I just asked if he wanted a drink. Then he told me he supports Leeds United and bought a round without being asked, and that was that.
Childhood
We grew up in Leeds, and every summer Mum and Dad took us on a caravan holiday to Whitby, where it rained every single day.
Stories
On one Whitby holiday, Megan, aged ten, decided we were going to catch crabs off the harbour wall and sell them to tourists. We caught exactly one crab. She named him Gary, refused to sell him, and cried when Dad made us put him back. Years later, when she was fifteen and I was twelve, she taught me to drive in Dad's car on our driveway, and I reversed straight into the wheelie bins. She told Dad it was the wind.
The couple
Dev is the only person alive who can calm Megan down when she's stressed. He just puts the kettle on and waits.
Wishes
Dev, welcome to the family. I have finally got a big brother, and he can reach the top shelf. Let Megan pick the route, because she is always right, and keep that kettle on.

How to structure it

  1. 1

    Tell the groom's side who you are

    Half the room may not know the bride even has a brother. Give your name, say if you're the older or younger one, and add one quick line on what that meant growing up. "I'm the little brother she used to dress up as her ballet partner" tells the groom's family everything in one breath.

  2. 2

    Tell one sibling story

    Pick a single childhood story that shows a trait she still has, like her stubbornness, her kindness or her talent for running everyone's life. Sibling stories land best when you were the one who got in trouble, or when she came out on top. Keep it under a minute.

  3. 3

    Show who she grew up to be

    Link the story to the adult she is now with something specific: she's the one who drove four hours when your car broke down, or the one who remembers every cousin's birthday. This is where the teasing turns into pride. One or two sentences of real admiration will mean more to her than a page of jokes.

  4. 4

    Bring in the groom, with a light big-brother beat

    Describe the first time you met him and what won you over. This is the spot for one protective-brother joke, like the 'intentions' question you rehearsed or the firm handshake you practiced, before you admit he passed the test. Then tell the room one thing you've seen him do for her since.

  5. 5

    Welcome him as a brother

    This is the line only you can say. Your sister's husband isn't just a brother-in-law to you; he's the brother you're adding to the family. Turn to him, use his name, and say it plainly.

  6. 6

    Add thank-yous and a memorial line only if needed

    If you're speaking in your dad's place, or your parents are hosting and nobody else is thanking them, add a short thank-you to them and to guests who traveled. If a grandparent or parent has passed, one or two gentle sentences is enough. Check with your family before you mention them.

  7. 7

    End on your sister, then raise a glass

    Turn to your sister for one last line that only her brother could say, then ask everyone to stand or lift a glass. Finish on both of their names so the room knows exactly when to drink.

Opening and closing lines

Ways to open

  • “For those who don't know me, I'm [Your name], [Bride]'s big brother, and for [number] years, her self-appointed bodyguard. As of today, I'm handing in my badge.”
  • “Hi everyone, I'm [Your name], [Bride]'s little brother. She's been telling me what to do my whole life, so it won't surprise you that she also told me how long this speech could be.”
  • “When we were kids, I thought being [Bride]'s brother meant [hiding her dolls and eating her Halloween candy]. Somewhere along the way it turned into [teaching her to drive and pretending I wasn't terrified]. I'm more nervous right now than I ever was in that car.”
  • “I'm [Your name], [Bride]'s brother, and the only person here she has beaten at [arm wrestling], [the spelling bee] and [a fight over the last slice of pizza], all in the same week.”
  • “I'm [Your name], the bride's brother. For [Groom]'s family: I'm the guy with all the old photos, and I've promised [Bride] I'll only describe two of them.”
  • “Good evening, everyone. I watched my sister walk down the aisle today, and for the record, I did not cry. Something was in my eye. For about forty minutes.”
  • “I'm [Your name], and I'm one of the few people here who has seen [Bride] lose a game of [Monopoly]. [Groom], you'll see it eventually. My advice is to let her win.”
  • “My name is [Your name], and I'm [Bride]'s brother. Dad should be the one standing here tonight. I'm going to do my best to say what he would have said, and maybe a few things he wouldn't have.”
  • “[Bride] has been my sister for [number] years, my babysitter for about three of them, and my toughest critic for all of them. So, no pressure on this speech at all.”
  • “Hi, I'm [Your name]. When [Bride] first brought [Groom] home, I had a list of tough big-brother questions ready. I'll tell you later how far I got.”

Closing toasts

  • “[Groom], you've had a brother-in-law since you said 'I do.' Now you've got a brother. Everyone, please raise your glasses to [Bride] and [Groom].”
  • “[Bride], growing up I [blamed you for everything I broke]. Tonight I'm giving you full credit for the best decision anyone in this family has ever made. To [Bride] and [Groom]!”
  • “Please stand and raise a glass to my little sister, who isn't so little anymore, and to the man lucky enough to marry her. To the bride and groom!”
  • “I've spent [number] years trying to win arguments with my sister. Tonight I'm happy to lose one: she was right about [Groom]. Cheers to you both!”
  • “To the girl who used to [steal my hoodies and blame the dog], and the woman who just married exactly the right man. To [Bride] and [Groom]!”
  • “[Groom], the big-brother talk you were nervous about? That was it. Welcome to the family. To [Bride] and [Groom]!”
  • “Mom and Dad, you raised a girl who can [out-argue a lawyer and still remember everyone's coffee order]. [Groom], good luck with the first part. To [Bride] and [Groom]!”
  • “Ladies and gentlemen, please charge your glasses and join me in a toast to my sister and my new brother. To [Bride] and [Groom]!”
  • “Dad would have been the proudest man in this room tonight. On his behalf and mine, please raise your glasses to [Bride] and [Groom].”
  • “[Bride], you used to make me [play the patient every time you played doctor]. I'd do it all again. [Groom], look after her, and let her look after you. To the newlyweds!”

Fill-in-the-blank template

Prefer to write it yourself? Copy this and replace everything in [brackets].

Good [AFTERNOON OR EVENING], everyone. For those who don't know me, I'm [YOUR NAME], [BRIDE'S NAME]'s [OLDER OR YOUNGER] brother. I've known her for [NUMBER] years, which means I lived through her [FUNNY CHILDHOOD PHASE, E.G. HER BOY-BAND POSTER YEARS], and I've been sworn to secrecy on most of it.

Growing up, [BRIDE'S NAME] was [TWO OR THREE WORDS THAT DESCRIBED HER AS A KID]. Here's one example. [ONE SHORT CHILDHOOD STORY, IDEALLY ONE WHERE YOU GOT IN TROUBLE OR SHE CAME OUT ON TOP].

That's still her. Today she's [WHAT SHE DOES OR WHO SHE IS NOW], and she's the first person I [CALL OR TRUST] when [SPECIFIC SITUATION]. [ONE SENTENCE ON WHAT YOU ADMIRE MOST ABOUT HER].

Then [GROOM'S NAME] came along. I first met him at [WHERE AND WHEN], and I'll be honest, I had my big-brother questions ready. [WHAT HE DID OR SAID THAT WON YOU OVER]. Since then I've watched him [SPECIFIC THING HE DOES FOR HER], and that's when I knew she'd found the right one.

[GROOM'S NAME], our family is [A FEW WORDS ABOUT YOUR FAMILY, E.G. LOUD AND VERY COMPETITIVE AT CARD GAMES], and you've handled it like a pro. Welcome to the family. You're my brother now, which means [A FUNNY BROTHERLY DUTY, E.G. YOU'RE ON MY TEAM AT THANKSGIVING FOOTBALL].

[OPTIONAL: ONE GENTLE LINE FOR SOMEONE WHO ISN'T HERE, E.G. GRANDMA WOULD HAVE BEEN FIRST ON THE DANCE FLOOR TONIGHT.]

[OPTIONAL: THANK YOU TO THE HOSTS, PARENTS OR GUESTS WHO TRAVELED, AND WHAT THEY DID.]

[BRIDE'S NAME], I've been looking out for you since [WHEN, E.G. THE DAY YOU CAME HOME FROM THE HOSPITAL]. I'm not stopping now; I'm just glad you've got [GROOM'S NAME] on the team too. Please raise your glasses: to [BRIDE'S NAME] and [GROOM'S NAME]!

Tips and mistakes to avoid

Do

  • Ask your sister how long she wants you to speak and where you fall in the order, because the brother has no fixed slot.
  • Compare notes with the maid of honor and any sister who's speaking, so the same childhood story doesn't get told twice.
  • Choose one childhood story that shows a trait she still has, then link it to the woman she is today.
  • In sibling stories, let yourself be the one who got grounded, broke the window or lost the bet.
  • Say the groom's name and talk to him directly at least once, with one specific thing he did that won you over.
  • If you're one of several brothers, agree who speaks, or split the job: one tells the childhood story and the other welcomes the groom.
  • If the groom was your friend first or you introduced them, say so in one line, then keep the speech about her and the two of them.
  • If you're speaking in your dad's place, ask your parents which of his jobs you're taking on: welcoming guests, thanking the hosts or giving the main toast.

Avoid

  • Don't mention her exes or joke about the boyfriends you 'scared off'; to the groom's family it sounds like a list of men who came before him.
  • Don't stretch the 'if you hurt her' joke into a routine; the groom's family doesn't know you well enough to know you're kidding.
  • Don't spend the whole speech on your childhood together and leave the groom as an afterthought in the last ten seconds.
  • Don't tell a story that only makes sense to people who were there, like an inside joke from a family vacation.
  • Don't use lines like 'I never thought anyone would put up with her'; they get a laugh in the room and sting in the wedding video.
  • Don't roast the groom the way a best man would; teasing your sister is family, but teasing her new husband in front of his parents can come across as a warning.
  • Don't joke that you're glad to be rid of her or that you've already claimed her old bedroom; it lands harder on her wedding day than it would at the dinner table.

Frequently asked questions

How long should a brother of the bride speech be?

Aim for three to four minutes, which is about 400 to 500 words at a relaxed speaking pace. If there are already four or more speeches, or you're speaking at the rehearsal dinner, go shorter: about two minutes, or 250 to 300 words. If you're standing in for your dad and doing the welcome and thank-yous too, allow an extra minute. Ask your sister or the planner how much time you have.

Does the brother of the bride give a speech at a wedding?

Traditionally, no. In the US the usual toasts come from the best man and the maid of honor, often with a welcome from the bride's parents. In the UK the classic line-up is the father of the bride, the groom and the best man. But many brothers speak now: when the bride asks, when he's standing in for their dad, or when he's the MC, a job often given to a relative or close friend in South Africa and Australia. If your sister asks, say yes.

When does the brother of the bride speak?

There's no fixed slot, so ask. Many couples put the brother after the parents and before the best man and maid of honor, or straight after the father of the bride at a UK-style wedding breakfast. Some brothers speak at the rehearsal dinner or welcome drinks instead, where the mood is looser. Find out who's introducing you (the DJ, the planner or the MC) and tell them how to say your name.

What if I'm giving the speech because our dad has passed away or can't be there?

Then you're doing two jobs: being her brother and saying what Dad would have said. Mention him early, in one or two sentences, so the room isn't waiting for it. Then take on his duties: welcome the guests, thank whoever is hosting, and welcome the groom on behalf of the family. Read the speech to your mom or another close relative first. End on your sister, not on the loss.

How do I do the protective big brother bit without it getting awkward?

Keep it to one or two lines and make yourself the joke. Something like 'I'd prepared a tough talk for him, but he's taller than me and he brought Mom flowers, so I gave up' lands better than any threat. Then turn sincere right away and say what he does that made you trust him. If you're the younger brother, lean into it: you finally had someone to intimidate, and it still didn't work.

Is it OK to tell embarrassing stories in a wedding speech for my sister?

One gentle one, yes. Pick a story where she's funny, stubborn or brave, not one where she's humiliated. Leave out exes, drinking stories, her worst teenage moments and anything about her looks. Her new in-laws and your grandparents are listening. A good test: would she laugh, or would she wince and stare at her shoes? If you're not sure, run it past another sibling or your mom first.

What should a brother say to the groom in a wedding speech for his sister?

Speak to him directly, by name. Share your first impression, then one specific thing you've seen him do since, like how he looks after her when she's sick or how he survived your family's loud holiday dinners. If he was your friend first, say so in one line, then keep the focus on the two of them. Finish by welcoming him into the family as a brother, not just a brother-in-law.

Can Toastful write my brother of the bride wedding speech?

Yes. Answer a few questions about your sister and the groom, share a story or two, and pick a tone and length. Toastful writes a draft from your own details, in your voice, in about a minute, and you see a free preview of the opening first. The full speech is $9.95 with a print-ready PDF, an e-mail copy and printable cue cards; $17.95 adds a 60-second toast and an alternate-tone version. It's a one-time payment with a 30-day money-back guarantee.

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