| Nationality: |  Russian |
| Birth Place: | Kazan, RSFSR, USSR (now Russia) |
| Height: | 193 cm |
| Weight: | 85 kg |
| Sport: | Rowing |
| Club: | azan Aviator |
| Show-Medals: | yes |
Artyom Vyacheslavovich Kosov (Russian: Артём Вячеславович Косов, born 4 August 1986) is a Russian rower who won three medals at the European championships in 2011–2015. He was disqualified from competing in the quadruple sculls at the 2016 Summer Olympics after his teammate Sergey Fedorovtsev failed a drug test in 2016.