Plješa families are Croats and they are mostly from the Island of Rab. In the past century, relatively most of Croatian residents bearing this family name were born on the Island of Rab and in Rijeka.
Prevalence
About 100 people with faimily name Plješa live in Croatia today, in 40 households. There were 70 of them in the middle of the past century, and their number increased by 60 percent. They are located in four Croatian counties, in 6 cities and 7 other places, mostly in Supetarska Draga on the Island of Rab (65), Rijeka (10), Zagreb (<10), Novi Vinodolski (<10), and in Kampor on the Island of Rab (<10).
Outside Croatia
Family name Plješa is present in three countries on two continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1930 in source Emigration Commission Zagreb.