Career
Atasoy qualified for the men"s 100 m breaststroke at the 2008 Summer Olympics in Beijing, by clearing a FINA B-standard time of 1:02.43 from the Croatian Open Championships in Dubrovnik. He challenged seven other swimmers on the fourth heat, including three-time Olympian Jakob Jóhann Sveinsson of Iceland. Atasoy edged out Serbia"s Čaba Silađi to take the second spot by six hundredths of a second (006), posting his lifetime best of 1:02.25.
Atasoy failed to advance into the semifinals, as he placed thirty-ninth overall on the first night of preliminaries.