Onay (surname)

Onay is a Turkish surname. Notable people with the surname include:


 * Belit Onay, German politician, Mayor of Hanover
 * Gülsin Onay (born 1954), Turkish concert pianist
 * Gündüz Tekin Onay, Turkish footballer
 * Yılmaz Onay (1937–2018), Turkish author, theatre director, and translator