In Croatia, Crotta families are Croats (from Rijeka ). In the past century, relatively most of Croatian residents bearing this family name were born in Buje. In Pengari in Buzet every sixth inhabitant had the family name Crotta.
Prevalence
Only a few people with faimily name Crotta live in Croatia today, in two households only. They are located in two Croatian cities only, in Rijeka (<5) and Opatija (<5).
Outside Croatia
Family name Crotta is present in 10 countries on four continents. The family name "Crotta " is used by some 700 people in Italy , about 100 in Argentina , and some 100 people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.