Serghei Tarnovschi (born 24 June 1997)[1] is a Ukrainian-born Moldovan sprint canoeist.

Tarnovschi represented Moldova at the 2016 Summer Olympics, where he was awarded a bronze medal at Men's C-1 1000 metres.

[6][7] In an article from 3 November 2016, a Moldova news agency Unimedia stated that the B sample of Tarnovschi's urine also tested positive for GHRP 2.

[8] On the same day the MOLDPRES news agency stated that Tarnovschi's Olympic bronze medal will be stripped, and the prize money (2 million MDL) will be withheld until the International Canoe Federation's final decision in his case.

[9] In a press release from 3 February 2017, the International Canoe Federation announced that Tarnovschi was found guilty, and disqualified for 4 years under Section 2.1 of ICF Anti-Doping Rules, effective from the date that the positive urine sample was obtained on 8 July 2016, and that all results, points, and awards after that date deemed invalid.