Family name Yefrosinya (Ефросинья 
, Ефросиня 
, Yefrosinya 
) , in the entire world, is a very rare last name. The cognomen Yefrosinya is characteristic of Kyrgyzstan, where it is a rare surname, Bulgaria, and Russia, where it is an extremely rare surname. Predominantly, Yefrosinya is the forename as well as the last name.