Viktor Sergeyevich Melantyev (; born 2 June 1986) is a Russian sprint canoeist who has competed since the late 2000s. He won a complete set of medals at the 2009 ICF Canoe Sprint World Championships in Dartmouth with a gold in the C-1 4 ÃÂ 200 m, a silver in the C-4 200 m, and a bronze in the C-2 1000 m events.
Melantev also competed in the C-1 1000 m event at the 2008 Summer Olympics in Beijing, but was eliminated in the semifinals.