Anton Viacheslavovich Mamaev (Russian: ????? ???????????? ??????; born 24 May 1997) is a Russian competitive snowboarder.
He competed as an Olympic Athlete from Russia at the 2018 Winter Olympics in the Men's big air, finishing 32nd overall and failing to advance out of the heats.
Mamaev previously reached the semifinal in the big air at the 2017 World Championships.