In Croatia, Griner families are Croats (from Cazma area ). In the past century, relatively most of Croatian residents bearing this family name were born in Cazma area and in Ivanic-Grad area.
Prevalence
About 10 people with faimily name Griner live in Croatia today, in four households only. There were 20 of them in the middle of the past century, and their number halved. They are only located in threee Croatian cities and threee other places, mostly in Osijek (<5), in Velika Ludina (<5) and Mala Ludina (<5) in Cazma area, Zagreb (<5), and in Pozega (<5).