What to Write in a Leaving Card for a Colleague: 34 Heartfelt Messages

Written by the Gratillo team · Updated 13 June 2026

Writing in a colleague's leaving card sits in an odd middle ground: you've spent more waking hours with this person than with most of your friends, but the card will be read by the whole office and possibly their mum. The safest ground is also the most honest — say what they actually brought to your working day. Their patience when you were new, the way they steadied a bad week, the fact that meetings were better when they were in them. A specific, true observation about how they worked beats any amount of 'all the best for the future'.

What to avoid: anything that reads as a dig at the job they're leaving ('finally escaping!' lands badly if their manager reads the card), anything about money or whether the move is a step up, and recycled office-card filler — 'good luck in your next chapter' on its own tells them you couldn't think of anything. Don't make it about your own plans to leave, either. The card is a record of what they meant here, not a commentary on the company.

How personal to get depends on how close you actually were. If you shared a desk for four years, it's right to say you'll genuinely miss them — understating it would read as cold. If you mostly knew them from the Tuesday stand-up, a warm couple of lines about something you noticed or appreciated is plenty, and far better than borrowed intimacy. Heartfelt doesn't mean gushing; it means true.

34 messages to borrow

1.The office is going to feel a lot quieter without you. Thank you for every laugh, every pep talk, and every time you covered for me without being asked.
2.You're the colleague everyone hopes they'll get and almost nobody does. Your new team has no idea how lucky they are.
3.I'll miss our morning catch-ups more than I can sensibly write in a card.
4.Working with you never felt like just working. Thank you for making the hard weeks bearable and the good ones brilliant. Go and be wonderful somewhere else.
5.Some colleagues teach you the job. You taught me how to be good at it and kind while doing it. That's the bit I'll keep.
6.[Name], you made this place better just by turning up. I hope the new lot deserve you.
7.Thank you for being the person I could always think out loud with. I'll have to start having ideas on my own now, which is frankly terrifying.
8.You're not allowed to be this missed and this excited about leaving at the same time. Seriously though — you've earned this move, and I'm so pleased for you.
9.I've sat next to a lot of people over the years. You're the only one I'd choose again.
10.Whenever something went wrong, I looked for you first. Whenever something went right, you were usually the reason. They're getting the best of us.
11.It won't be the same asking someone else where everything is. It won't be the same at all, actually.
12.Thank you for the patience, the biscuits, and the unwavering belief that everything would be fine. It usually was, and mostly because of you.
13.New job, same brilliant you. Don't let them change a single thing.
14.You always made time for people, even when you didn't have any. That's rarer than you know, and I won't forget it.
15.I genuinely don't know who I'm going to mutter at about the printer now. Thank you for five years of solidarity.
16.Of all the things I'll take from working here, what I learned from watching you stay calm under pressure is near the top. Thank you, and go well.
17.You were the first person to make me feel welcome here, and I've watched you do the same for everyone who arrived after me. Your new team is in safe hands.
18.Proud of you. Gutted for us. Mostly proud, though.
19.Friday afternoons won't be the same without your 'right, that's me' from across the room. Go and say it somewhere new — they'll learn to love it too.
20.You have this way of making everyone around you better at their job without ever making them feel small. Take that with you. It's your superpower.
21.Leaving cards are meant to be cheerful, but I'm going to need a minute. Thank you for everything, truly.
22.Some people you work with. A few you work alongside for the sheer pleasure of it. You were always the second kind.
23.I hope the new place knows what going above and beyond actually looks like, because you're about to redefine it for them.
24.Thank you for talking me down, talking me up, and talking sense — usually all in the same afternoon.
25.You've left a mark on this team that no new starter will replace. Go and do brilliant things, and don't be a stranger.
26.Honestly, half of what I know about this job I learned from watching you do it properly. The other half I learned from your mistakes, which you handled better than anyone.
27.Wishing you every success in the new role, [Name]. Stay exactly as you are — generous, funny, and far too modest about both.
28.We've shared deadlines, disasters, and a frankly heroic number of cups of tea. Thank you for all three. The next chapter is lucky to have you.
29.You're the reason Mondays were manageable. No pressure on the rest of us, then.
30.I'll miss hearing you laugh from three desks away. The whole floor will.
31.Thank you for being a proper teammate — the kind who notices when someone's struggling and never makes a thing of it. They don't make many like you.
32.Take the leap, land brilliantly, and come back and tell us all about it over a coffee. That last part isn't optional.
33.It's been a privilege sharing this corner of the office with you. Whoever sits at your desk next has impossible shoes to fill.
34.You never once said 'that's not my job', and you never once made me feel daft for asking. Two small things that made an enormous difference. Thank you.

How to make it yours

Swap the general for the specific: 'every time you covered for me' becomes 'that week in March when you took the Henderson call so I could leave early'. One real detail does more than three adjectives.
Name the project you survived together. 'We've shared deadlines and disasters' lands harder as 'we got the Q4 launch out the door together and lived to tell the tale'.
Mention how long you've actually worked together — 'three years of sitting opposite you' or 'since the old office' instantly roots the message in your shared history rather than anyone's.
Drop in one in-joke, unexplained. The card is for them, not the other readers — a single phrase only the two of you understand ('mind the stapler') is worth a paragraph of sincerity.
Replace 'this place' and 'the team' with the real names — the actual team, the actual building, the actual Tuesday meeting. Generic nouns are the quickest giveaway that a message was borrowed.
Say the one thing you'll genuinely miss, even if it's small. 'Your terrible desk plants' or 'arguing about the radio' reads as more heartfelt than 'your positive attitude' ever could.

What should you write in a leaving card for a colleague?

Write one specific, true thing they brought to your working day — how they helped you, what you'll miss, or what you learned from them — then a warm wish for the new role. A sentence or two is plenty. Specific and short beats long and generic every time.

How long should a leaving card message be?

One to three sentences is ideal. A single honest line ('I'll miss our morning catch-ups more than I can say') outweighs a paragraph of filler. If you worked closely together for years, three or four sentences with a specific memory feels right. Nobody has ever wished a card message were longer.

Is it okay to get emotional in a colleague's leaving card?

Yes — if it's honest, it's appropriate. Saying you'll genuinely miss someone you sat beside for years isn't oversharing; it's the truth, and understating it can read as cold. Keep it warm rather than weepy: 'gutted for us, proud of you' strikes the balance well.

What should you avoid writing in a leaving card?

Avoid digs at the job they're leaving ('lucky escape!'), questions about salary or whether the move is a step up, and recycled filler like 'good luck in your next chapter' on its own. Don't make it about you or your own plans. The card records what they meant here — keep it about them.

Organising the whole thing? How a leaving send-off works on Gratillo