Gagro families are Croats and they are mostly from Herzegovina. In the past century, relatively most of Croatian residents bearing this family name were born in Herzegovina (Citluk area) and in Herzegovina (Mostar area).
Prevalence
About 130 people with faimily name Gagro live in Croatia today, in 60 households. There were 10 of them in the middle of the past century, and their number multiplied. They are located in the most of Croatian counties, in 21 cities and 9 other places, mostly in Zagreb (55), Vinkovci (25), Krizevci (<10), Mlini in Dubrovnik area (<10), and in Osijek (<10).
Outside Croatia
Family name Gagro (including: Gaggero , Gagroo , Ghagharo and Gagero ) is present in 32 countries worldwide.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.