Ricijaš families are Croats and they are mostly from Klanjec. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Klanjec.
Prevalence
About 90 people with faimily name Ricijaš live in Croatia today, in 40 households. There were 100 of them in the middle of the past century, and their number decreased by 10 percent. They are only located in in 6 Croatian cities and 10 other places, mostly in Zagreb (35), Klanjec (25), in Dubrovcan (<10) and Vilanci (<10) in Zabok area, and in Desinic in Pregrada area (<5).
Outside Croatia
Family name Ricijaš is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.