Yes, you can refreeze cooked chicken, provided it was thawed in the fridge rather than on the counter, and provided it has not been sitting out at room temperature. Chicken cooked from fresh and then frozen can be safely refrozen once after thawing in the fridge. The catch is that every trip through the freezer costs you a little texture, so refrozen cooked chicken is best kept for dishes where that hardly shows.
The one rule that decides it
Safety here comes down to how the chicken was thawed, not how many times it has been frozen. Chicken thawed slowly in the fridge stays cold the whole time and can go back into the freezer. Chicken thawed on the worktop, or left out on the side after a meal, has spent hours in the warm zone where bacteria multiply, and that batch should be eaten or binned, never refrozen.
So the safe path looks like this: cooked chicken cooled quickly, chilled in the fridge, then frozen, and later thawed in the fridge again. At that point you can refreeze what you did not use. What you must not do is thaw it warm, or refreeze chicken that has been sitting out at a barbecue or buffet.
How long you have, and how many times
Once cooked chicken has thawed in the fridge, treat it like any cooked leftover: use it or refreeze it within a day or two, and reheat it only once, until piping hot all the way through. For the sake of quality I would refreeze cooked chicken only once. It stays safe beyond that if kept properly frozen, but each cycle draws out more moisture, and by the second refreeze you are left with something dry and stringy.
Keeping the texture usable
Refrozen cooked chicken loses moisture, so it comes back drier than it went in. The fix is to steer it towards dishes that carry a sauce: a curry, a pie filling, a soup, a pasta bake, a risotto. In those it is genuinely useful and you would struggle to tell. What I would not do is refreeze cooked chicken breast and then expect it to slice up as a clean cold cut, because the dryness shows most when it is eaten plain.
Quick answers
- Can I refreeze cooked chicken that thawed on the counter? No. If it was thawed warm or left out, eat it that day or bin it.
- How many times can I refreeze it? Once, for quality. Safety depends on cold thawing, not the count, but each cycle worsens the texture.
- Does refreezing make it unsafe? Not if it was kept cold throughout. The risk is warm thawing, not freezing itself.
For the wider picture of what keeps and for how long, and the fridge and freezer habits behind all of this, see how long food lasts in the fridge. If your question is about raw meat rather than cooked, can you refreeze meat covers that case.