Yacine Slatni (born 3 November 1973 in Annaba) is a retired Algerian professional footballer. He last played as a defender for AC Oulu.
Slatni was involved in a clash of heads that resulted in the death of Hocine Gacemi in a match against JS Kabylie on 19 March 2000. He made 26 appearances for the Algeria national football team.