Cognomen كيجان (Keegan 
, Keagan 
, كيجان 
) , around the world, is a common last name. The last name كيجان is habitual in Ireland, where it is quite a common surname, Australia, where it is quite a rare surname, and New Zealand. Measured by absolute frequency, it most frequently occurs in the United States, the United Kingdom, and Ireland. Also, كيجان is the forename as well as the last name.