In Croatia, Santica families are Croats (from Peljesac Peninsula ). In the past century, relatively most of Croatian residents bearing this family name were born in Split and on Peljesac Peninsula.
Prevalence
About 10 people with faimily name Santica live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in two Croatian cities only, in Split (<10) and Zagreb (<10).
Outside Croatia
Family name Santica is present in 8 countries worldwide. "Santicchia " is used by some 300 people in Italy , about 100 in Argentina , and small number of people in the United States.