100+ Birthday Wishes for Brother-in-Law

A brother-in-law comes into one’s life in very many ways and forms; it doesn’t matter how, what matters is that you appreciate them and realize their worth. When their birthdays come around, we send them a little message showing them that they are important to our lives too, because they make the people we care about and love happy.

happy birthday wishes for brother-in-law

How to Say Happy Birthday Brother-in-Law?

Whether he is your sister’s husband, your wife’s brother, your husband’s brother or even your wife’s sister’s husband, we have got you covered. We wrote over 100 sweet, heartwarming, and funny birthday wishes and quotes for brothers-in-law to help you find the perfect Happy Birthday message that will make your brother-in-law smile until he looks like a frog.

Short | Sincere | Funny | Sister’s HusbandWife’s Brother | Husband’s Brother | Wife’s Sister’s Husband | Quotes | By Age

Short & Quick

First, let’s see what a few words can do when it comes to your brother-in-law’s birthday. Here are some short birthday wishes for brothers-in-law to help you celebrate the birthday boy in style.

  • Happy Birthday, Brother-in-law! May your dreams come true.
  • Happy Birthday to the best brother-in-law any guy could ask for!
  • One. Two. Three. Let’s celebrate the man who has just joined our family tree.

One. Two. Three. Let's celebrate the man who has just joined our family tree.

  • Happy Birthday, Brother-in-Law! I love you more than you’ll ever know.
  • Even if we always have fun, you changed its taste for the best. Happy Birthday!
  • Happy Birthday to a man who has been a great addition to our family.
  • As I missed many of your birthdays, I will doubly celebrate you every single time.
  • Happy Birthday to someone who made me realize that my sister is a lucky girl.
  • Wishing the best to the best of brothers-in-law.
  • Happy Birthday to my wonderful brother-in-law! Many happy returns of the day!
  • Which birthday gift will impress the guy who gave me the best gift ever?
  • HBD to BBL! Translation: Happy Birthday to the Best Brother-in-law!
  • Fun with you is 2x, so I hope your birthday is as fun as you are.

Happy Birthday to the best brother-in-law in the world!

  • Happy Birthday to a cool brother-in-law! From a very cool brother-in-law.
  • Happy Birthday to the big brother I never had!
  • Congratulations on another year of being the best brother-in-law ever.
  • Happy Birthday to my brother from another mother!
  • Happy Birthday to a reasonable brother-in-law, from a crazy brother-in-law!

Read More: Short Birthday Messages

Sincere & Heart-Touching

The list below includes all what you need to make your brother-in-law happy on his birthday. We beautifully crafted some sweet, sincere, and heart-touching messages for every brother-in-law, including the husband’s sister, the husband’s brother, the wife’s brother, and the wife’s sister’s husband. So, whatever your relationship with your brother-in-law is and whatever the type of message you want, you will find what you need here. Let’s see.

  • Happy Birthday, Brother-in-Law! Wishing you good luck in your life.
  • Happy Birthday to one of my favorite friends – my dear brother-in-law.
  • All I want to say is that you are a one-of-a-kind brother-in-law! Happy Birthday, Dude!

Happy Birthday, my wonderful brother-in-law!

  • May God bless you the way He blessed me with such a new precious family member. Happy Birthday, Brother-in-Law!
  • Happy Birthday to one of my favorite gamers, my cool brother-in-law!
  • Having a brother-in-law is not a choice, but finding a real brother in him is a special gift, and that’s exactly what happened to me. Happy Birthday, my precious brother-in-law!
  • Happy Birthday to the only brother-in-law who is getting more handsome every second.
  • Even though I don’t know much about you, what I already know is enough to make me proud to have you for a brother-in-law. Happy Birthday!
  • Happy Birthday to a wonderful man who has been more of a brother than an in-law to me.
  • Happy Birthday, Brother-in-law! May your life be filled with as much joy as you bring to ours.
  • Dear Brother-in-law, take your friends and spend a special day together on the beach or something. Have a wonderful day, bro!
  • If we talk about appreciation, all those good words won’t be enough to describe how amazing you’re. You are a great example of a perfect brother-in-law. Have a wonderful day!
  • [insert age] years of purity and greatness! Happy Birthday to the man who completely transformed our life.

Happy Birthday, Brother-in-Law!

  • If we count your good deeds, nothing can be comparable to the help you give and the needs you cover. Have a sweet birthday, bro!
  • Happy Birthday, Dear Brother-in-Law! I think you deserve a unique gift to explain how fantastic you’re.
  • Best wishes to my brother-in-law. It seems like forever we’ve not seen each other due to your work, but hopefully we will be together soon.
  • Hey, bro! Congratulations on turning [age] and on being with us for [x] years.
  • If you didn’t celebrate yourself last year, you shouldn’t waste this great opportunity. An amazing birthday to a wonderful brother-in-law.
  • Maybe I didn’t have a brother, but God blessed me with the coolest brother-in-law on Earth. Happy Birthday, dear!
  • Happy Birthday, Brother-in-Law! Thank you for always being a reliable shoulder to lean on.

Happy Birthday, Brother-in-Law! Thank you for always being a reliable shoulder to lean on.

  • The greatest of birthday wishes for my cool brother-in-law. How fortunate I have been since we shook hands for the first time!
  • Happy Birthday to someone whose jokes never failed to make me laugh.
  • A brother-in-law is sometimes closer than a brother. You are a perfect example of that. Wishing you a birthday as amazing as you are.
  • Heartiest birthday greetings to the only brother-in-law who deserves to be celebrated every day.
  • How to make a birthday card for my brother-in-law?! That’s what I’m asking myself now, but you don’t have to wait for sweet words from me as you already know how great you are. Enjoy!
  • You’re a wonderful husband, father, and brother. Thank you for always being there for everyone you know.
  • Happy Birthday, [insert the name]! Keep being a beloved brother-in-law.
  • Happy Birthday, Brother-in-Law! Wishing you a day filled with laughter and a life filled with joy and success.
  • You are not just my brother-in-law; I have found a mentor, a role model, and a perfect friend in you. Thank you for coming into our life. Happy Birthday, bro!
  • Happy Birthday to my beloved brother-in-law! May God shower you with everything you wish.

Happy Birthday, Brother-in-Law! I love you more than you'll ever know.

  • Even though we are not related by blood, I still enjoy your company the most and consider you a real brother. Happy Birthday, dearest brother-in-law!
  • Happy Birthday, my future brother-in-law! Enjoy your day and find happiness in its details.
  • Congratulations, bro-in-law, on turning a year older. I hope you keep this energetic soul forever, because you have been an inspiration to everybody who knows you.
  • You are greater than any brother by birth because I can’t count the times you did your best to help me. Thank you for being in my life, and Happy Birthday!
  • Wishing the best for the birthday of the best brother-in-law any family could ask for.
  • Happy Birthday to the best little brother-in-law, from the best big brother-in-law!
  • Happy Birthday, Brother-in-law! When you entered our home for the first time, that was the greatest show.

Read: Best Birthday Wishes

Funny Birthday Wishes for Brother-in-Law

If you have a good joke or remember a funny memory for your brother-in-law, it’s time to remind him of it. Brothers-in-law are the funny guys who spread happiness and joy in ever family gathering, so a humorous message will be more than enough to make your brother-in-law’s day. The following funny birthday wishes and quotes for brothers-in-law are like an idea bank for you to help you find the words that will make the birthday boy laugh.

  • Happy Birthday to my favorite brother-in-law. Psst! Don’t tell others.
  • Best wishes to the only person who can deal with my sister. You have no idea how much I suffer.
  • Happy Birthday to the man who taught me how to annoy my sister!

Happy Birthday to the man who taught me how to annoy my sister!

  • Happy Birthday, brother-in-law! You’re so big that you could have saved everyone on the Titanic at your own life’s expense.
  • You know what? Tolerating my sister all these years proves that you are a legend. Happy Birthday, Brother-in-Law!
  • Happy Birthday to the man who always drives us crazy with his pranks.
  • Best birthday wishes to the man who gave me the chance to steal his sister.
  • Happy Birthday to the man who saved me from girls’ orders by taking my sister away from me. Best wishes, dude!
  • Happy Birthday to the second best brother-in-law!

funny birthday wishes for brother-in-law

  • Today is a good chance to ask you about something: how do you cope with such a crazy girl?
  • Happy Birthday to the guy who impressed everyone in our family. You know what? If you hadn’t married my sister, she would never have married because Dad kicked everybody out.

Read More: Funny Birthday Wishes

Sister’s Husband

Wishing your sister’s husband a happy birthday will not only make him happy; it will also put a smile on your sister’s face. And if you have nephews or nieces, they will love reading your message to their father. Anyway, writing some sweet words to your brother-in-law on his birthday will spread happiness at your sister’s home and will touch your brother-in-law’s heart. The following birthday wishes for brothers-in-law are aimed at a sister’s husband.

  • Happy Birthday, my exceptional brother-in-law! Thank you for taking care of me, my sister and my parents.
  • Happy Birthday to my sister’s other half, my dear brother-in-law.

Happy Birthday to my sister's other half, my dear brother-in-law.

  • Happy Birthday to one of the world’s best brothers-in-law. By the way, thanks for saving me from that monster.
  • The hands that cover my sister deserve gloves as a birthday present. Happy Birthday, Dude!
  • I’m going to call my sister now. If she’s angry with you, I may cancel your birthday gift and delete this message before finishing it. So ask God to save you to have a nice day.
  • Happy Birthday, Dear Brother-in-Law! I’m just asking myself, if you weren’t here, who would subdue my sister when she gets crazy?
  • May you have a birthday as great as the days my sister lives with you. May you always love each other.
  • Happy Birthday to my wonderful brother-in-law! I couldn’t ask for a better husband for my sister.

birthday wishes for sister's husband

  • God gave my sister a great person as a husband. Happy birthday to you, man!
  • Maybe we had a dispute before, but now, I should admit: my sister has the best husband ever. Have the best birthday, bro!
  • Being my sister’s husband is not the only reason I love and respect you. You really have everything that makes you a perfect brother. Happy Birthday, bro-in-law!

Wife’s Brother

Sending a message to your wife’s brother on his birthday can be challenging, especially if you do this because you really love him and not just to make your wife happy. The following birthday wishes for brothers-in-law are aimed at the wife’s brother to inspire you and help you find the perfect words that will warm his heart. Remember, if you are not ready to celebrate your brother-in-law’s birthday, you may need to find another place to sleep.

  • Happy Birthday, Brother-in-Law! You have no idea how much I and your sister are happy for you.
  • Happy Birthday to my wife’s partner-in-crime – my dear brother-in-law!

birthday wishes for wife's brother

  • As you fix things between me and my wife, I hope you get that with your future wife. That’s my wish for you, bro.
  • Oh, finally we have a celebration. It’s a chance to make your sister busy today. Let’s enjoy.
  • Your sister always says that you’re the greatest brother in the world, but if you don’t know, you’re the coolest brother-in-law as well. Have a nice time.
  • Thanks to my wife, who was the reason I met you. You’re not just a great brother to her, but also a precious one to me. I hope you have the best party ever.
  • I remember when I asked you if you accept me as a husband to your sister. You weren’t OK with it. You needed some time to think about it. You were right to be concerned about your sister’s future life. Anyway, you are a great brother and deserve the best birthday.
  • Happy Birthday, Brother-in-law! I couldn’t ask for a better uncle for my children.

Happy Birthday, Brother-in-law! I couldn't ask for a better uncle for my children.

  • Sending birthday wishes to my brother-in-law, who never ceases to amaze me and my wife.
  • Happy Birthday, my multi-talented brother-in-law! When your sister starts talking about you, nothing in this world can stop her. I don’t blame her because you are actually one-of-a-kind.

Related: Birthday Wishes For Sister-In-Law

Husband’s Brother

Sending your husband’s brother a message on his birthday is a good way to thank him for supporting you and your husband and to tell him that you appreciate his efforts. The following birthday wishes for brothers-in-law are aimed at the husband’s brother. Pick up the one you like the most.

  • Happy Birthday, Brother-in-Law! Keep being the good guy my husband always talks about.
  • Happiest of birthdays to my husband’s consultant – my brother-in-law.
  • You’ve been a strong support for us, and we will never forget that. Now, enjoy your party.
  • Having a great brother-in-law in my family makes my life easier, so wishing you the best, bro.
  • Happy Birthday to my husband’s partner in crime and my son’s biggest friend. Thank you for supporting us.

Wife’s Sister’s Husband

When it comes to your wife’s sister’s husband, a unique message is needed to make his day. These next birthday wishes for brothers-in-law are aimed at the wife’s sister’s husband.

  • Happy Birthday, Brother-in-Law! I’m honored to have had the chance to know someone as amazing as you.
  • It’s very boring to say that you are my wife’s sister’s husband, so I will shorten it to just “brother.” Happy Birthday, Dear Brother!
  • Happy Birthday to a new family member, from another new family member.

Related: Birthday Wishes for Brother

Happy Birthday to my cool and handsome brother-in-law!

Birthday Quotes for Brother-in-Law

Use one of the birthday quotes for brothers-in-law from the list below to write in a greeting card or in a social media post, such as Instagram captions or WhatsApp status.

  • “Brother-in-law by chance, best friend by choice.” – Unknown
  • “God gives awesome brothers in law to people who don’t have real brothers. And God exactly did that with me too.” – Unknown
  • “Happy Birthday to the second father of my sons. By the way, they love you and wish you the happiest of birthdays.” – Unknown
  • “Dear brother-in-law, our family get-togethers have gotten a lot more entertaining since you joined the family.” – Unknown
  • “Maybe I didn’t tell you that before, but you are not just a new family member for us; you are someone we all love and appreciate. Happy Birthday, my wonderful brother-in-law!” – Unknown
  • “Life is a lot more splendid on the grounds that I have a magnificent brother-in-law like you.” – Unknown
  • “Happy Birthday to my cool and handsome brother-in-law! Thanks for being there in my hard times.” – Unknown
  • “There are many things in life I have taken for granted but having a wonderful brother-in-law like you will never be one of them.” – Unknown
  • “My brother, you’ve always brought happiness to our home. You have proven that you’re the best husband and brother in the world. Happy birthday to you!” – Unknown
  • “I smile because you are my brother-in-law. I laugh because you married my sister.” – Unknown
  • “My brother-in-law deserves the best. Go in your life to have a great future, filling the sky with stars. Enjoy!” – Unknown

By Age

The following links may help you wish your brother a happy birthday according to his age, so for example, if your brother-in-law is turning 30, click on “30th” to reach the required page. We have many pages for different ages, so browse our website, go to the search area, or just click on one of the following links:

25th | 30th | 35th | 40th | 45th | 50th | 60th


If your brother-in-law is fun and cool, think of the words that can appreciate him. Find the perfect birthday wish that fits your relationship with your brother-in-law. Consider his age, his character and even his mind before writing one word in the greeting card. From appreciation and thankful messages to sweet and funny wishes, you will find what you really need to put a smile on your brother-in-law’s face. We hope that we have already got you covered and helped you convey your feelings to your special brother-in-law on his big day.

Last Updated on January 10, 2024

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