Demet Akalın (23 April 1972 in Gölcük, Kocaeli) is a Turkish pop folk singer, former model and an actress.

She studied in Gölcük Barbaros Hayrettin Lisesi. In 1990, she won the "Miss Mayo" bikini beauty contest. After working for six years as a fashion model, she released her first album in 1996. She has released five more albums after that. The newest is "Dans Et" which she released in 2008. Her last 3 albums "Banane", "Kusursuz 19" and "Dans Et" became huge hits. Also she hosted her own TV show with her close friend Alişan, who is also another famous Turkish male singer. She used to be in a long term relationship with Turkish national basketball player İbrahim Kutluay. However they ended their relationship when İbrahim Kutluay started going out with another famous Turkish model Demet Şener. In 2006, she married Oğuz Kayhan, a famous businessman, but they divorced in 2007. However they continued living together after getting back together until recently. In the end of October 2008 they ended their relationship again after Demet Akalın declared that her husband cheated on her with his ex Selin İmer. She also dated with former Werder Bremen midfielder Ümit Davala.