In Croatia, Žemva families are Croats (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Serbia.
Prevalence
Only a few people with faimily name Žemva live in Croatia today, in two households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in two Croatian cities only, in Zagreb (<5) and Pula (<5).
Outside Croatia
Family name Žemva (including: Zemva , Zhemwa ) is present in 6 countries on three continents.