Surname Сегун (Segun 
, Сегун 
) , all around the world, is a widespread cognomen. The surname Сегун is characteristic of Nigeria, where it is quite a common surname, Iceland, and Niger, where it is quite a rare surname. In absolute terms, this name is the most popular in Nigeria, Niger, and Philippines. Likewise, Сегун is the forename as well as the last name.