Ivaylo Petkov Mladenov (Bulgarian: Ивайло Петков Младенов; born 6 October 1973) is a retired Bulgarian long jumper, best known for his gold medal at the 1994 European Championships.

He was born in Vratsa and represented the club CSKA Sofia.

[5] He then finished eighth at both the 1995 World Championships and the 1995 Grand Prix Final.

[6] He did not reach the final at the 1995 World Indoor Championships[3] or the 1996 Olympic Games.

[9] This biographical article relating to Bulgarian athletics is a stub.