Family name Йенер (Yener 
, Jener 
, Iener 
) , worldwide, is a common surname. The surname Йенер is habitual in Turkey, where it is quite a common surname, Nicaragua, where it is quite a rare surname, and Georgia. Measured by absolute frequency, the name is most common in Turkey, Germany, and Nicaragua. Also, Йенер is the forename as well as the last name.