Manenica 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 Metkovic and in Opuzen area. In Borovci in Opuzen area every eighth inhabitant had the family name Manenica.
Prevalence
About 140 people with faimily name Manenica live in Croatia today, in 60 households. There were 30 of them in the middle of the past century, and their number multiplied. They are located in 7 Croatian counties, in 10 cities and 5 other places, mostly in Metkovic (80), Zagreb (40), Ston on the Peljesac peninsula (<10), Zadar (<10), and in Rijeka (<10).
Outside Croatia
Family name Manenica is present in five countries on three continents. The family name "Manenica " is used by small number of people in Australia and small number in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.