Peko families are Croats and they are mostly from Ploce area. In the past century, relatively most of Croatian residents bearing this family name were born in Split and Imotsko.
Prevalence
About 230 people with faimily name Peko live in Croatia today, in 100 households. There were 220 of them in the middle of the past century, and their number remains constant. They are located in 10 Croatian counties, in 18 cities and 18 other places, mostly in Split (45), Krivodol in Imotski area (25), Gradac in Ploce area (20), Komin (20), and in Zagreb (20).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.