In Croatia, Kogl families are Croats (from Varazdinske Toplice ). In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and Varazdinske Toplice.
Prevalence
About 20 people with faimily name Kogl live in Croatia today, in 10 households. They are located in five Croatian cities only: in Varazdinske Toplice (10), Krizevci (<10), Varazdin (<5), Zagreb (<5), and in Novi Marof (<5).
Outside Croatia
Family name Kogl is present in three countries on two continents. The family name "Kogl " is used by some 100 people in the United States.