Mataja families are Croats and they are mostly from Delnice area. In the past century, relatively most of Croatian residents bearing this family name were born in Delnice area and in Rijeka. In Tuk Mrkopaljski in Delnice area every third inhabitant had the family name Mataja.
Prevalence
About 100 people with faimily name Mataja live in Croatia today, in 50 households. There were 110 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 7 Croatian counties, in 12 cities and 9 other places, mostly in Rijeka (30), Mrkopalj in Delnice area (10), Zagreb (10), Vrbovec (<10), and in Garesnica (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.