Family name Koje (Koie 
, Koje 
, Coye 
) , in the world, is quite a rare surname. The cognomen Koje is characteristic of Belize, where it is quite a common surname, the United States, where it is a rare surname, and Ireland. Not in comparison with a country's population, it is the most numerous in the United States, India, and Belize. Likewise, Koje is the forename as well as the last name.