Ikki (written: 一輝, 一樹 or 一騎) is a masculine Japanese given name. Notable people with the name include:

, Japanese writer and film producer , Japanese intellectual , Japanese footballer , Japanese model and actor , Japanese baseball player

Fictional characters Ikki, a character from the animated television series The Legend of Korra , protagonist of the light novel series Chivalry of a Failed Knight , a character in the Medabots franchise , one of the main characters in Kamen Rider Revice Phoenix Ikki, a main character from the Saint Seiya series.