Last name Kenken (Kenken 
, ケンケン 
, 賢賢) , globally, is a rare family name. The last name Kenken is habitual in Cyprus, where it is quite a rare surname, Hong Kong, where it is a rare surname, and Indonesia. Not in comparison with a country's population, this name is the most popular in Indonesia, Japan, and Myanmar. More prevalently, Kenken is the forename as well as the last name.