30 Engagement Wishes for Your Brother to Mark the Moment

Someone wants to marry your brother… wow.
Celebratory Engagement Wishes for Your Brother
Photos: Stocksy, Getty Images,Design: Natalie Romine
emily rumsey the knot editor
by
Emily Rumsey
emily rumsey the knot editor
Emily Rumsey
Associate Commerce Editor
  • Emily helps maintain and update e-commerce content for The Knot
  • Before joining The Knot Worldwide, Emily worked as a website editor and manager for The Paleo Diet®
  • Emily holds two bachelor's degrees in Journalism and International Affairs with a Chinese minor
Updated Dec 18, 2024

Well, it's official: someone actually wants to marry your brother. Who would've thought? (Just kidding.) It's a big deal when a sibling gets engaged and it's certainly worth celebrating. Express congratulations by sharing engagement wishes for your brother and his partner.

We know that finding the right wording for an engagement card can feel like rocket science, especially when it's for someone so important. That's why we've crafted a collection of short, funny and heartfelt engagement messages for older and younger brothers so you can simply copy and paste your favorite sentiment into his card. He'll never be the wiser! (Psst, we can also tell you the best engagement gifts, too, further sealing your status as best sibling.)

In this article:

What to Write in Your Brother's Engagement Card

Writing an engagement card for your brother is the perfect opportunity to share your happiness for the couple and show him how much he means to you. Whether you're aiming for something heartfelt, funny or a mix of both, your message should reflect your unique bond and support for his big milestone. Here's a list of ideas to help inspire your message:

  • Open your message with a warm greeting.
  • Follow up with a statement of congratulations.
  • Offer to take the couple out for a meal or drinks to celebrate.
  • Add a personalized message with a shared memory or inside joke.
  • Tell him how proud you are of him and express your confidence in him being a good spouse.
  • Compliment him and his future spouse's compatibility.
  • Tell him how glad you are to see the family grow.
  • Express your love for him and his partner.
  • Share how excited you are to be included in the wedding.
  • Close it off with well wishes and your name.

Short Engagement Wishes for Your Brother

Short engagement quote for brother
Design: Natalie Romine

Sometimes, short, sweet and to-the-point is the best approach when writing a memorable engagement congratulations message for your brother. After all, you don't want to spill all your heartfelt sentiments now and leave nothing for your much-anticipated wedding speech!

  • I've got your back through this journey (like always). Congratulations on your engagement!
  • Congrats, bro! You couldn't have picked a more amazing future spouse.
  • We thought you'd never settle down, but boy, [partner's name] was sure worth the wait.
  • Brother, words cannot describe how happy I am about your engagement.
  • Can't wait to take you all out for drinks to celebrate. Love you both!
  • Huge congratulations on your engagement! I'm so happy for you both.
  • A toast to the happy couple! I couldn't be happier to celebrate your happily-ever-after.
  • You've found the one, bro! Wishing you both all the joy and love in the world.
  • Here's to your next big adventure! Wishing you and [partner's name] all the best.
  • I'm so excited for your engagement—and even more excited to have [partner's name] as a part of the family.

Funny Engagement Wishes for Your Brother

Funny engagement wish for brother
Design: Natalie Romine

If jokes and puns are your go-to language with your sibling, you can't go wrong adding some funny "happy engagement" wishes to your brother's card. While you'll want to avoid a full-on roast (especially when it comes to your future sibling-in-law!), a few playful jokes can be the perfect way to celebrate this milestone in a way that feels true to your relationship.

  • We're not sure how you pulled this one off, but we can't wait to have a new favorite sibling.
  • I'm so glad you found someone who puts up with you—and our crazy family.
  • I'm just here for the cake and the awkward dance moves at your wedding. Congrats on the engagement!
  • Congratulations on finding someone to share your life with. Just make sure they know what they're signing up for!
  • Congrats, bro! Are you sure you want me to be part of your wedding? You know I'm the king of embarrassing toasts!
  • Brother, we're so happy for you and [partner's name]! Don't mess this up—they've still got time to change their minds! Kidding, of course, you've both found keepers.
  • You finally put a ring on it! TBH, we're a little surprised they said yes… but we're thrilled they did!
  • Brother, congrats on your engagement! You've found someone who can keep up with your nerdiness—and that's no small feat.
  • Wedding planning is the ultimate test of patience, compromise and remembering which cousin isn't invited. Good luck!
  • You're getting married! That means you've found someone to fight over the remote with, argue about who gets the last cookie and blame for who farted.

Engagement Wishes for Your Younger Brother

Whether you've been looking out for him his whole life or teasing him along the way, seeing your younger brother get engaged brings on all the feels. Let him know how happy you are for him, with a mix of love, humor and a little elder sibling wisdom. These are the best wishes for your younger brother's engagement.

  • Congrats, little bro! I guess that means you're finally someone else's problem—lucky them!
  • Engaged already? Guess that means you've finally grown up—sort of. Wishing you all the happiness in the world!
  • So proud of you, bro! I hope this doesn't mean you'll stop needing my late-night sibling advice about love.
  • A big day for my little bro—Congratulations! Wishing you both a lifetime of happiness.
  • I can't believe you're getting married! Don't worry, I'll still be here to keep you humble and remind you of all the embarrassing things you did growing up.

Engagement Wishes for Your Older Brother

As the younger sibling, you've spent your whole life looking up to your older brother—and now watching him take this incredible step toward marriage, you can't help but admire him even more. He's about to be a husband, and that's a whole new chapter in his journey that's both exciting and inspiring. Whether you want to offer heartfelt congratulations or inject a little sibling humor, these happy engagement wishes for an older brother will help you celebrate this milestone in his life.

  • I've always admired you as a brother, and now I get to admire you as a husband! So excited for this next chapter for you two!
  • So happy for you, bro! Now I've got not one, but two incredible people to look up to!
  • Classic eldest sibling quality: Setting the bar impossibly high for the rest of us with the most amazing spouse-to-be!
  • I never thought I'd see the day: You're not just getting married, but you actually want me to party with you! Congrats on your engagement, big bro!
  • If I don't say it enough, you're an amazing big brother. I know you'll bring your sound advice, protective nature and sense of adventure into marriage, and be just as incredible a husband.
Up Next
  • 45 Engagement Gifts That Might Outshine the Ring
    The 45 Best Engagement Gift Ideas for Any Couple