125+ Funny Birthday Messages for Your Son or Son-in-Law

Sending your son a funny birthday message is one of the best ways to say you’re glad he’s in the family. In this article, we’re providing the ultimate list of silly birthday wishes, quotes, and one-liners to share your love and support, plus deepen your relationship with him. We’ve also sprinkled in helpful tips on how to make your message even more personal, whether you write it on a card, send it through text, or say it in person.

The Funniest Birthday Wishes for Sons

Happy birthday to my favorite son (don’t tell your siblings)!
May your dad be full of cake and zero tech support calls from us.
We’re so proud of the man you’re becoming. Now, don’t mess it up!
Older? Definitely. Wiser? Not so much. Happy birthday, my dear son!
Happy birthday to my second favorite child. I mean, my favorite child!
May you live so long your wrinkles have wrinkles. Happy birthday, son!
Best birthday wishes to my favorite (and only) son. Now, about that lawn…

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Funny Birthday Wishes from Moms

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Spread birthday joy and excitement with a witty quip or joke. When wishing your son a happy birthday, “lean into specific things that you appreciate and want to celebrate in your child, some things you’ve seen over the past year, and some wishes and prayers you have for the coming year,” says parenting coach Tyler Drouet, MA.^{[1]
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Expert Source

Tyler Drouet, MA
Parenting Coach

Expert Interview} Here are the funniest birthday wishes for sons:
- Happy birthday to the magnificent son of a great mom!
- Today, you’re the boss. Tomorrow, it’s back to mom. HBD!
- Cheers to you, birthday boy! Thank you for making my labor so worth it.
- Son, you’re my pride, joy, and favorite pain in the neck. Love, your exhausted mother.
- Happy birthday, son! I hope you have a blast tonight, but please try not to end up in jail…
- You’ve grown into an incredible person, son. Kudos to your mom for doing such a great job!
- Wishing you a birthday that’s as amazing as the day I birthed you… minus the pain, of course!
- Congratulations on surviving another year with me as your mom. That’s the real gift, right? Happy birthday!
- I’m so proud of the man you’re becoming. You’re funny, smart, and have your mother’s looks (obviously). Happy birthday, dear!
- Happy birthday to the best gift I’ve ever received—my son! I wouldn’t trade you for anything in the world…unless the price was right.
- Happy birthday to my loving son. One day, I hope you’ll understand how much I enjoyed embarrassing you over the years. Love you, dear!
- I wanted to give you something truly special for your birthday, but then I remembered you already have the best mother in the world. Happy birthday, son!
- Happy birthday, my beautiful boy. Thank you for making me a mom. It’s been a wild ride, and I wouldn’t trade it for the world. Now go make me proud and maybe clean your room…

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Funny Birthday Wishes from Dads

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Send your son a silly message to get the laughs going. Throw in a lighthearted joke or one-liner to make your son smile! Whether you poke fun at his age, interests, or behavior, a playful and witty message can strengthen your bond, show him you care, and lift his spirits on his big day!
- Best birthday wishes to my favorite (and only) son. Now, about that lawn…
- Another year older, but still not as wise as your old man. Happy birthday, kiddo!
- Smart, handsome, and intelligent. But enough about me. Happy birthday to you!
- You’re proof that I’m an awesome dad… and that you’re a great son. Happy birthday!
- You won at life, bud. Having me as your father is the ultimate flex! Enjoy your special day!
- Happy birthday to a charming, intelligent, and all-around amazing guy. Takes one to know one!
- You’ve survived another year with me as your dad. That deserves a medal (or at least a slice of cake).
- Another year, another reason to celebrate how great your dad is for raising you. Happy birthday, kiddo!
- Son, you’ve grown into a strong man. I’m just glad you still ask for advice (and maybe a little cash). HBD!
- Congrats on surviving another year of my dad jokes. You’re officially the best listener I know. Cheers to you, champ!
- I’m so proud of the man you’ve become. You’re everything I hoped for… except maybe for a younger, richer version of me.
- There’s so many words I could use to describe the man you are, but why ruin your special day? Happy birthday, my little rascal!
- Happiest of birthdays, my son! I always thought you’d look up to me, but now it’s looking like we’ve switched places. Growth spurts are crazy, huh?

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Short & Funny Birthday Wishes for Sons

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Drop a short and silly message to shower him with birthday love. Sending a simple birthday message is one of the best ways to spread love and let your son know you’re thinking about him. Here are some funny options to lighten the mood and get the party started:
- Happy womb expulsion day!
- Happy 30th birthday (again)!
- Happy birthday to my greatest creation!
- Congratulations on getting slightly older!
- You’re not old. You’re aged to perfection. HBD!
- You’re one in a melon, son. Have a grape birthday!
- Happy birthday to my favorite gremlin (I mean, son)!
- Here’s to another year of questionable life decisions!
- Happy birthday to my favorite son (don’t tell your siblings)!
- Cheers to the proof that getting older doesn’t make you wiser!
- May your dad be full of cake and zero tech support calls from us.
- We’re so proud of the man you’re becoming. Now, don’t mess it up!
- Older? Definitely. Wiser? Not so much. Happy birthday, my dear son!
- Happy birthday to my second favorite child. I mean, my favorite child!
- May you live so long your wrinkles have wrinkles. Happy birthday, son!
- You’re not getting older, you’re just leveling up. Happy birthday, darling!
- Every day we celebrate you… but today, you get a card. Happy birthday!

Section 4 of 11:

Funny Birthday Wishes for a Son-in-Law

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Remind him that he’s so lucky to be part of your family. Looking for a silly way to say “happy birthday” to your son-in-law? Throw out a playful joke about marrying into your family or having to deal with your child’s bad behavior. Chances are, he’ll appreciate any birthday message he gets, so try not to overthink your well-wishes!
- Happy, happy birthday to our second favorite son!
- Thank you for voluntarily joining our crazy family. HBD!
- Happy birthday to the man who married into our madness!
- You’ve survived another year with our son. That’s a win in our book!
- Happy birthday to the man who’s living proof my child actually has good taste!
- Here’s to a son-in-law who’s mastered the art of dealing with us. You’re a natural!
- Happy birthday, son-in-law. You’ve officially joined the family circus, so enjoy the ride!
- Happy birthday to someone who knows how hard it can be to live with (your child’s name).
- Happy birthday to the only guy who’s brave enough to put up with my child’s mood swings!
- Congratulations on surviving another year of family dinners and bad jokes. Your medal is in the mail!
- Here’s to the guy who makes our family complete… and our grocery bill slightly higher. We love you!
- Best birthday wishes to the man who steals our daughter’s heart and our leftovers. We love having you!
- Celebrating your kindness, humor, and patience with the family group chat. You are a saint, my dear son-in-law!
- Happy birthday to the most perfect son-in-law. Now, tell us what in the world our child did in a past life to deserve you!

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Funny Birthday Wishes for Adult Sons

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Crack a joke about the downsides of aging to tease him. Trying to add a touch of humor to your adult son’s birthday wish? Poke fun at his age for loads of laughter. Studies show that humor can strengthen relationships.^{[2]
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Trustworthy Source

Greater Good Magazine
Journal published by UC Berkeley's Greater Good Science Center, which uses scientific research to promote happier living

Go to source} So, feel free to roast him playfully about being “ancient” or having an earlier bedtime!
- Don’t count the candles… you’ll need a calculator. HBD!
- You’re aging like milk left out in the sun… still funny, though!
- You’re not old, you’re vintage. Happy birthday, my darling son!
- Turning [their age], but still asking for video games. Classic you!
- Here’s to more silly moments and less adulting! Happy birthday, son!
- Happy birthday, son. Remember, it’s better to be over the hill than under it.
- Another year, another wrinkle. Just kidding! Happy birthday, my aging son!
- Happy birthday to the man, the myth, the legend… who still lives with his parents.
- Whatever you do, don’t let aging get you down. It’s way too difficult to get back up!
- Happy birthday to my darling son! You’ve officially reached the “bed by 9 PM” stage.
- Don’t worry about getting older. Pretty soon you won’t be able to remember your age anyways! HBD, son!
- Cheers to another year around the sun. You’re definitely older, maybe not wiser, but still the pride and joy of our family!
- Son, we might need a fire extinguisher to put out all the candles on your cake. Congratulations, you’re officially an old man like your old man!
- Happy birthday to my loving and financially responsible son. Since you’re officially an adult, I’ll send you a bill for all your childhood expenses. I accept payment by cash, card, or check!

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Funny Birthday Wishes for Teenage Sons

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Throw out jokes, roasts, and sarcasm to make him laugh. If you have a Gen Z or Gen Alpha son, poke fun at his age, appearance, bad habits, or rank in the family to roast him with love and laughter! Here are some silly and savage options for inspiration:
- Hope your birthday is glitch-free and full of good loot!
- May your gifts be cool and your chores be forgotten today!
- Birthday hug incoming… Prepare for total embarrassment, buddy!
- Happy birthday to the MVP of mischief. Love, your burnt-out parents!
- Wishing you a day of fun, gifts, and 0 homework. Happy birthday, son!
- Welcome to another year of being awesome, son. Try not to break anything.
- Cheers to you! It’s time to be extra fun and forget about chores for 24 hours!
- HBD, son! Thank you for making me a parent. Now go make your own cake.
- Happy birthday, son! You’re one year closer to needing to borrow my car again.
- You’re officially a year closer to paying your own bills. Just kidding (mostly). Enjoy today!
- May your birthday be full of things you actually like, not just what I think you should like. I love you!
- You’re the only kid who can eat 4 slices of cake and still ask for pizza. Happy birthday, my voracious son!
- Happy birthday, son! Don’t worry about getting older. Age is just a number… a really big number that means more responsibilities.
- Here’s to the boy who caused many of the gray hairs on my head. It was certainly stressful to raise you at times, but I’m so proud of the young man you’ve become!

Section 7 of 11:

Funny Birthday Wishes About Alcohol

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Celebrate your son’s special day with an alcohol-themed wish. He used to toast with apple juice… now it’s vodka and bourbon! Kick off the celebrations with a silly message about alcohol. Here are the best birthday wishes to match his grown-up vibe:
- Happy beer-thday, buddy. Drinks are on me today!
- Have a drink for me on your big day! Or two…or four!!
- Another year, another reason to drink! Happy birthday, son!
- Move over coffee, today is a day for champagne. Happy birthday!
- May your birthday be filled with cake, wine, and zero responsibilities.
- You’re like a fine wine… getting more expensive to keep around. HBD!
- HBD! Don’t worry about the wrinkles, focus on the whiskey. Love you, son!
- Your birthday is the best excuse to get drunk on a weekday. Bottoms up, son!
- You’re not getting older, you’re just leveling up your beer game. Cheers to you!
- Son, may your day be as strong as your drinks and your liver as resilient as your spirit.
- They say age brings wisdom, but I think it just brings better bourbon. Enjoy today, kiddo!
- Cheers to you on your special day! I’ll be raising a glass in your honor. Or maybe three or four…
- Happy birthday, son! I’m so proud you’ve become… and even prouder that you’re still drinking my leftovers!
- Another year older! Don’t worry, you’re aging like fine wine… or maybe cheap cheese. Either way, happy birthday!

Section 8 of 11:

Funny Birthday Wishes About Tech

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Joke about technology for a silly and relatable birthday wish. Whether your son is a tech junkie, an actual engineer, or the unofficial geek squad in your household, sharing a joke about technology is a great way to spread joy. Here are the funniest birthday wishes about tech:
- Here’s to the best upgrade to our lives. HBD!
- May your RAM be high and your lag be low today!
- You’re not old, you’re just version v2.0! Happy birthday!
- Happy, happy birthday. It’s time to respawn and celebrate!
- Wishing you new gear, great ideas, and zero blue screens!
- May your software never crash and your Wi-Fi always connect.
- Happy birthday to my favorite human update… still buggy, but adorable.
- You’re not aging, you’re just upgrading to a new OS. Happy birthday, son!
- Son, you’ve officially reached the age where tech support starts calling you. HBD!
- You’ve evolved from breaking toys to breaking passwords. So proud of your progress!

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Funny Birthday Wishes About Sports

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Incorporate sports into your wish if he’s an athlete or a sports fan. If he’s into football, basketball, soccer, or another sport, throw out a joke related to his favorite one. Here are some witty wishes about being the MVP of the family:
- Hope your birthday is a real slam dunk, son!
- Here’s to my MVP: Most Valuable Pain. Love you, sport.
- Son, life’s your field… now go score big and call home after.
- Happy birthday, my all-star. Don’t worry, aging doesn’t count as a foul.
- May your birthday have more victories than the Dallas Cowboys’ last season.
- Remember, life’s a game, and I still pay for the equipment. Happy birthday, son!
- You’ve always been good at sports… especially running away from chores. HBD!
- Son, may your birthday be full of wins, good plays, and zero referees named Mom.
- You’re my favorite athlete, even if your victory dances are questionable. Happy birthday!
- You’re proof that persistence beats talent, especially when talent forgets his sneakers! Happy birthday, bud!

Section 10 of 11:

Funny Birthday Quotes for Sons

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Share a famous birthday quote to get the laughs going. If you’re struggling to find the perfect message, get help from someone else! The following birthday quotes are sure to put a smile on your son’s face and make him feel cherished:
- “I’m at an age when my back goes out more than I do.” — Phyllis Diller
- “Nice to be here? At my age, it’s nice to be anywhere.” — George Burns
- “Old age is always fifteen years older than I am.” — Oliver Wendell Holmes
- “Age is something that doesn’t matter, unless you are a cheese.” — Billie Burke
- “The older you get, the better you get. Unless you are a banana.” — Betty White
- “You know you’re getting old when the candles cost more than the cake.” — Bob Hope
- "You know you’ve aged when you read events you lived in a history book." ― Will Ferrell
- “Just remember, once you’re over the hill you begin to pick up speed.” — Charles Schultz
- “The secret of staying young is to live honestly, eat slowly, and lie about your age.” ― Lucille Ball
- “I was brought up to respect my elders, so now I don’t have to respect anybody.” — George Burns
- “Inside every older person is a younger person—wondering what the hell happened.” — Terry Pratchett
- “Growing old is like being increasingly penalized for a crime you have not committed.” — Anthony Powell
- “You’re getting old when the only thing you want for your birthday is not to be reminded of it.” — Felix Severn
- “Eventually you reach a point when you stop lying about your age and start bragging about it.” — Will Rogers
- “Put candles in a cake, it’s a birthday cake. Put candles in a pie, and somebody’s drunk in the kitchen.” — Jim Gaffigan
- “You’ve heard of the three ages of man: Youth, middle age, and you’re looking wonderful.” — Cardinal Spellman
- “Last week the candle factory burned down. Everyone just stood around and sang Happy Birthday.” — Steven Wright
- “Middle age is when you’re sitting at home on a Saturday night and the telephone rings and you hope it isn’t for you.” — Ogden Nash
- “As you get older three things happen. The first is your memory goes, and I can’t remember the other two.” — Sir Norman Wisdom
- “You know you’re getting old when you stoop to tie your shoelaces and wonder what else you could do while you’re down there.” — George Burns

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How to Send Funny Birthday GIFs & Images

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Look on websites like GIPHY or Tenor for birthday GIFs and images. If you want to send your son a GIF or image along with your birthday wish, you can browse sites like GIPHY.com, Tenor.com, Gifer.com, or Funimada.com. Just type in “happy birthday son” or “funny birthday wishes for your son” into the search bar at the top of the page and scroll away!
- To add a GIF to Outlook or Gmail, compose a new email, click the “Insert Photo” icon, and drag and drop the GIF from your desktop to the body of the email.