In Croatia, Marmilla families are Italians (from Rovinj area ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula and in Rovinj area.
Prevalence
Only a few people with faimily name Marmilla live in Croatia today, in three households only. There were 0 of them in the middle of the past century, and their number multiplied. They are only located in in one Croatian city and another small place , mostly in Pula (<5) and Bale in Rovinj area (<5).
Outside Croatia
Family name Marmilla is present in four countries on two continents. "Marmella " is used by few people in the United States.