In Croatia, Kerken families are Bosniaks by relative majority (from Slavonski Brod ), rarely Croats, and . In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod.
Prevalence
Only a few people with faimily name Kerken live in Croatia today, in three households only. They are located in only one small Croatian place, in Trnjani in Slavonski Brod area (<5).
Outside Croatia
Family name Kerken (including: Kerchen , Cherchen ) is present in 10 countries on three continents. The family name "Kerken " is used by small number of people in Germany and small number in the United States. "Kerchen " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1924 in source Emigration Commission Zagreb.