Ihor Tsvietov (born 2 March 1994) is a Ukrainian Paralympic athlete with cerebral palsy. He competes as T35-classified athlete in 100 and 200 metres sprinting events. He won two gold medals at the 2016 Summer Paralympics held in Rio de Janeiro, Brazil: in the men's 100 metres T35 event and in the men's 200 metres T35 event. He also won the silver medal in the men's 100 metres T35 and men's 200 metres T35 events at the 2020 Summer Paralympics in Tokyo, Japan.