| Kirill Stupak | |
| Country: | Belarus |
| Birth Date: | 16 March 1990 |
| Birth Place: | Minsk, Byelorussian Soviet Socialist Republic (now Belarus) |
| Grandmaster (2011) | |
| Peakrating: | 2588 (December 2017) |
| Fideid: | 13503758 |
Kirill Stupak is a Belarusian chess grandmaster.
He has represented his country in a number of chess olympiads, including 2010, 2012, 2014 and 2016.
He played in the Chess World Cup 2017, being defeated by Boris Gelfand in the first round.