Anton Kramarenko (Russian: Антон Крамаренко; born January 27, 1984) is a Kyrgyz former swimmer, who specialized in breaststroke events.

[1] Kramarenko qualified for the men's 200 m breaststroke at the 2004 Summer Olympics in Athens, by clearing a FINA B-cut of 2:20.57 from the Kazakhstan Open Championships in Almaty.

[2] He challenged six other swimmers in heat one, including two-time Olympian Malick Fall of Senegal.

He rounded out the field to last place in 2:28.59, nearly 10 seconds behind winner Bradley Ally of Barbados.

Kramarenko failed to advance into the semifinals, as he placed forty-sixth overall in the preliminaries.