Surname Онуфрий (Onufry 
, Онуфрий 
, Onufrij ) , all over the world, is a rare last name. The cognomen Онуфрий is characteristic of Poland, where it is quite a rare surname, Russia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Also, Онуфрий is the forename as well as the last name.