40th Birthday Messages for Husband: What to Write in the Card

October 7, 2026

You're in the right place for 40th birthday messages for your husband. There are 12 ready-to-copy lines on this page, grouped into short 40th birthday messages for your husband, heartfelt 40th birthday messages for your husband and funny 40th birthday messages for your husband, plus more below - pick one, change a detail so it sounds like you, and you're done.

Quick answer: start with "Happy 40th, love!", add one line about what they mean to you or a memory you share, then finish with a wish for the year ahead. Sign off with "Love you always".

A 40th birthday is a big one, so a card for your husband deserves a bit more thought than "have a good one". The messages below are grouped by tone so you can copy one straight in or mix a funny line with a sincere one, which is the combination that usually lands best.

Short 40th birthday messages for your husband

Happy 40th, love! Have the best day.
Happy 40th birthday, love. Here's to you.
Forty is the new thirty. Ask anyone who's forty.

Heartfelt 40th birthday messages for your husband

Happy 40th, love. Thank you for making me laugh every single day.
Happy 40th, love. Life with you is the best adventure I could have picked.
40th years, and you've made every one of them count. Happy birthday.

Funny 40th birthday messages for your husband

Happy birthday to my husband: still handsome, still can't find anything in the fridge.
Another year of you leaving the cupboards open. I wouldn't change it.
Life begins at 40. The back pain starts at 41.

40th birthday gift ideas for your husband

A personalised portrait of you both
An experience day he'd never book himself
A good watch or wallet, engraved

How to write it so it lands

Mix one joke with one sincere line.
Mention a specific memory: it's the line they'll reread.
Add a photo inside the card for a milestone.

Frequently asked questions

What do you write in a 40th birthday card for your husband?

Happy 40th with their name, one personal line about what they mean to you, and a wish for the year ahead.

What is a short 40th birthday message for a husband?

"Happy 40th, love! Have the best day." Short is fine if it sounds like you.

How should I sign a 40th birthday card to my husband?

Love you always.

What is a good example of 40th birthday messages for your husband?

"Happy 40th, love! Have the best day." is one of 12 examples on this page. Pick the one closest to the tone you want, then add a specific detail of your own - a shared memory, a date, a name - so it reads as yours rather than copied.

More ideas you might like

78PCS Colorful Photo Booth Props Set Novelty Funny Hats Wigs Glasses Props Sign Perfect for Graduation Birthday Bachelorette and All Occasions

This vibrant set of seventy-eight colourful photo booth props features an array of novelty hats, wigs, glasses and signs to brighten up any celebration. It makes a wonderful gift for the ultimate party host planning a graduation, birthday or bachelorette bash.

Funny Thank You Cards – 24 Punny Blank Cards with Envelopes

This delightful set features twenty-four lighthearted thank you cards, complete with matching envelopes and filled with playful puns to bring a smile to anyone's face. It makes a wonderful gift for those who love to keep a stash of gratitude on hand, perfect for a friend who appreciates a bit of silly humour.