Soče families are Croats and they are mostly from Opuzen area. In the past century, relatively most of Croatian residents bearing this family name were born in Opuzen area and in Herzegovina (Capljina area). In Badžula in Opuzen area every sixth inhabitant had the family name Soče.
Prevalence
About 100 people with faimily name Soče live in Croatia today, in 40 households. There were 40 of them in the middle of the past century, and their number more than doubled. They are located in the most of Croatian counties, in 18 cities and 5 other places, mostly in Opuzen (45), Zagreb (20), Ploce (15), Metkovic (10), and in Dubrovnik (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.