Dilara Buse Günaydın (born July 5, 1989 in Gölcük, Kocaeli Province, Turkey) is a Turkish swimmer competing in the breaststroke events.

[4] Günaydın is holder of the national record in 50 m breastroke with 31.63 set at the 2009 European Short Course Swimming Championships in Istanbul, Turkey.

[5] She represented her country in the 100 m and 200 m breaststroke events at the Summer Olympics in Beijing, China without advancing to the finals.

[6][7] Günaydın qualified to participate in the 100 m breaststroke event at the 2012 Summer Olympics by setting a new national record with 1.09.27.

[9] Günaydın improved her own national record to 31.23 in the semifinals of 50 m breaststroke event at the 2012 European Short Course Swimming Championships held in Chartres, France, where she ranked 8th in the finals.