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What to write in a birthday card

Happy birthday is the first line, not the whole card. Add one thing that’s true about them this year, and it turns into the one they keep.

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A cream envelope lined with red and white stripes, open, with a letter beginning “Happy birthday, Mum”

Most birthday cards say the same three things: happy birthday, hope you have a lovely day, lots of love. That’s fine for the card that goes round the office. For anyone you actually love, add one sentence that could only be about them, and it becomes the card that stays on the shelf after the others go in the recycling.

The shape of a good birthday message

Three parts, and the middle one does all the work.

  • The greeting, with their name. “Happy birthday, Mum” beats “Happy birthday!” every time.
  • One true thing about them, ideally from this year: something they did, something you noticed, something you’re proud of.
  • A wish that fits them. Not “all the best”, but the thing they actually want: a quiet weekend, the job, a win for their team.

Happy birthday, Mum. This was the year you finally learned to say no to things, and it suits you. I hope today is entirely yours.

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Happy birthday, Tom. You ran a whole marathon this year, which I still can’t believe. Here’s to a year with fewer blisters.

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For your mum or dad

Parents keep birthday cards for decades, so this is the one to take a minute over. Thank them for something specific, not for everything.

Happy birthday, Dad. I caught myself giving someone directions using pubs as landmarks last week, and I knew exactly where I got that from. Love you.

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Happy birthday, Mum. Every time I make your lasagne it’s not quite right, and I’ve decided that’s fine. It just means I’ll have to keep coming home for the real one.

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To the best dad. Thank you for every lift to every station at every ridiculous hour. I owe you about four hundred of them.

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For your partner

Skip the lines about how lucky you are; they know. Say something from this year that only the two of you were there for.

Happy birthday, love. My favourite moment this year was you, soaked, laughing at the tent in Wales. I’d do it all again. Maybe with a better tent.

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Happy birthday to the person who still makes me laugh before I’m properly awake. Another year of you is the only present I want, but I got you one anyway.

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For a best friend

This is where funny belongs, as long as there’s something warm underneath it.

Happy birthday to my emergency contact, my alibi and my favourite person to sit in a car park with eating chips. I’d be lost without you. Possibly literally.

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Another year older and still the only person who answers when I ring at midnight. Happy birthday, Jess. The first drink is on me, and probably the third.

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For a brother or sister

Happy birthday, little brother. I’m still not over the time you told Mum it was me. But you turned out alright, so I’ll let it go. Probably.

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Happy birthday, sis. Nobody else gets the jokes from the back seat of that car. I’m glad I got you.

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For a colleague, or someone you don’t know well

Short is right here, and every one of these is complete on its own.

Happy birthday, Priya. Thanks for making Mondays bearable. Have a brilliant day.

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Happy birthday! I hope someone else makes the tea today.

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Wishing you a very happy birthday, and a year that’s kind to you.

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For a big birthday

Thirty, forty, fifty and beyond are worth more than a joke about age. Look back a little: a memory from when you met, or the thing they’ve done since that you most admire.

Happy fortieth, Ade. I met you at nineteen, in a kitchen at a party you weren’t invited to. Twenty-one years later you’re still the best decision I made that night.

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Happy sixtieth, Mum. Sixty years, three children, two countries and one very patient husband. You make it all look easy, and I know it wasn’t.

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For a milestone, a letter with a photo from each decade says more than a card can. People treasure the pictures other people kept.

For a child

Children love being told what they’re good at, and they love being written to by name. Keep it short enough to read aloud.

Happy seventh birthday, Maya! You are the best den-builder I know, and you’re getting very good at cartwheels. I can’t wait to see you in the summer.

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Happy birthday, Leo. Seven is a very good age. It’s the age you get to stay up a bit later, so make the most of it. Love from Grandad.

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How to sign off

  • Family and partners: All my love · Love you lots · Love always
  • Friends: Lots of love · Love from · Have the best day
  • Colleagues and acquaintances: Best wishes · Have a great day · All the best for the year ahead
A birthday letter to Mum on cream paper: the year she learned to say no, her lasagne, coming home in three weeks, and all my love from Jess
Put together: the greeting, one true thing about this year, and a wish that fits her.

When it’s late

Say so once, lightly, and then write a better message than you would have on time. Nobody minds a late letter. They mind a forgotten one.

I know, I know. Happy belated birthday, Sam. Consider this the start of a week-long celebration, which, let’s be honest, you’d have wanted anyway.

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When you’re far away

A card in the post is a gamble when they’re in another country: it arrives early, late or not at all. A letter they open on their screen can be sealed until the morning of the day, where they are, with a countdown on the envelope until then. Put in the photo from the last time you were together, and if you can, a minute of film of you singing it badly. That’s the bit they’ll play twice.

Happy birthday from eleven hours behind you. You’ll be asleep when I’m awake, but I wanted this to be the first thing you opened today. I miss you. Come home soon.

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Questions people ask

What do you write in a birthday card for someone you don’t know well?

Keep it short and warm: happy birthday, one line about them if you have one, and a good wish. “Happy birthday, Priya. Thanks for making Mondays bearable. Have a brilliant day.” That’s plenty.

How long should a birthday message be?

One to three sentences for most people. For someone close, or a big birthday, a proper letter is worth it: a page of what this year has been, and what you hope the next one brings.

What can I write instead of “Happy birthday”?

Start with their name and something specific: “Thirty-two looks good on you”, “Another year of being the one everyone calls”, or “Many happy returns” if they like it traditional.

Is it too late to send a birthday message?

No. Say it’s late, don’t over-apologise, and make the message a bit better to make up for it. A late letter beats a forgotten one.

Not sending one today?

We’ll remind you before Diwali and Christmas: a few emails a year, a week or so before the days people send envelopes for. Nothing else, and one click stops them.

All guides
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