Ömer Aslanoglu (born May 23, 1988) is a Turkish former swimmer, who specialized in the breaststroke events.
He represented his nation Turkey at the 2008 Summer Olympics, and also swam for Galatasaray Sports Club (Turkish: Galatasaray Spor Kulübü).Aslanoglu competed as a member of the Turkish squad in the men's 200 m breaststroke at the 2008 Summer Olympics in Beijing.
Leading up to the Games, he eclipsed a FINA B-standard entry time of 2:17.85 from the Speedo Turkish Open Senior Championships in Izmir.
Swimming in heat one, Aslanoglu raced steadily to fourth place and fifty-first overall with a time of 2:17.93, just a slight 0.08 of a second slower than his entry standard.