Buterin families are Croats and they are mostly from Novigrad. In the past century, relatively most of Croatian residents bearing this family name were born in Novigrad and Zadar. In Novigrad every fifth inhabitant had the family name Buterin.
Buterin is an old Russian name from Murmansk region. There is 900,000 Russians with that name. The oldest version of it is from Orthodox priest Nikolai Buterin from the 11th century.