Ruslan Fomin (; born 2 March 1986) is a Ukrainian retired footballer who played as a forward.
He was loaned to Metalist Kharkiv in 2007. Fomin was also a member of the Ukraine national under-21 football team, as well as a former member of the under-18 and under-19 national football teams.
On 16 January 2015, Fomin signed a six-month contract with Azerbaijan Premier League side Gabala FK. Fomin left Gabala at the end of his contract.
He played for Apollon Smyrnis in the Football League.