In Croatia, Piro families are Croats (from Middle Bosnia ). In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Sarajevo area).
Prevalence
Only a few people with faimily name Piro live in Croatia today, in two households only. There were 0 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 Susnjici (<5).