Tisaj families are Croats and they are mostly from Cakovec area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Cakovec area.
Prevalence
About 240 people with faimily name Tisaj live in Croatia today, in 90 households. There were 240 of them in the middle of the past century, and their number remains constant. They are located in the most of Croatian counties, in 14 cities and 19 other places, mostly in Zagreb (65), Gorican in Cakovec area (50), Lipovljani in Novska area (25), Beli Manastir (15), and in Krivaj in Novska area (15).
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.