Anton Sergeyevich Sintsov (Russian: Антон Сергеевич Синцов; born 3 February 1985) is a Russian road and mountain bike racer.

[1] He rode at the cross-country event at the 2016 Summer Olympics.

He was on the start list for the 2018 Cross-country European Championship and he finished 7th.

At the 2020 Summer Olympics in mountain bike cross-country Sintsov finished 11th, the best result of a Russian in that event.

This biographical article relating to Russian cycling is a stub.