Surname Koeksal (Köksal 
, Koeksal 
) , around the globe, is a common last name. The surname Koeksal is habitual in Turkey, where it is quite a common surname, Cyprus, where it is quite a rare surname, and Austria. Measured by absolute frequency, it is commonest in Turkey, Germany, and Austria. Much less frequently, Koeksal is the forename as well as the last name.