In Croatia, Mokosek families are Croats (from Zlatar area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Zlatar area.
Prevalence
About 30 people with faimily name Mokosek live in Croatia today, in 15 households. There were 60 of them in the middle of the past century, and their number halved. They are located in four Croatian counties, threee cities and 7 other places, mostly in Jelovec in Zlatar area (<10), Zagreb (<10), Velika Gorica (<5), Kraljeva Velika in Novska area (<5), and in Okoli in Cazma area (<5).
Outside Croatia
Family name Mokosek is present in three countries on two continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.