Tatiana Andreyevna Antoshina (born 27 July 1982) is a Russian road bicycle racer.

[1] She competed at the 2012 Summer Olympics in the women's road race, finishing 25th, and in the time trial, finishing 12th.

[2] On July 4, 2016, Antoshina was provisionally suspended by the UCI after a sample taken from May 31 had tested positive for GHRP-2.

[3][4] In May 2017, she was disqualified for four years – backdated to 31 May 2016 – with the suspension lasting until 3 April 2020.

[5][6] Source:[7]