Yiannis Fetfatzidis is a Greek football player currently with Olympiakos Piraeus.
Fetfatzidis was born on December 21, 1990 in Drama, eastern Macedonia, Greece. His position is midfielder. He debuted for Olympiakos Piraeus in the 2009-2010 season.
Fetfatzidis is a Greek international, having debuted with the National Football Team on October 8, 2010, in a 1-0 victory over Latvia.