Petr Kostenko
 | |
| Personal information | |
|---|---|
| Born | February 16, 1976 Kostanay, Kazakh SSR, Soviet Union |
| Chess career | |
| Country | Kazakhstan |
| Title | Grandmaster (2006) |
| Peak rating | 2531 (April 2007) |
Petr Yevgenyevich Kostenko (also Pyotr; Russian: Пётр Евгеньевич Костенко; born February 16, 1976) is a Kazakhstani chess Grandmaster from Kostanay.