Last name Fenc (Fenc 
) , all over the world, is a very rare family name. The last name Fenc is characteristic of Czechia, where it is a rare surname, Poland, and Croatia, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Poland, Czechia, and Canada. Also, Fenc is the forename as well as the last name.