In Croatia, Klesinger families are Croats (from Pozega ). In the past century, relatively most of Croatian residents bearing this family name were born in Pozega and in Pozega area.
Prevalence
About 20 people with faimily name Klesinger live in Croatia today, in 7 households. They are located in five Croatian cities only: in Tominovac in Orahovica area (<10), Porec (<5), Umag (<5), Pozega (<5), and in Zagreb (<5).
Outside Croatia
Family name Klesinger is present in 6 countries on two continents. The family name "Klesinger " is used by small number of people in Germany and small number in the United States. "Klessinger " is used by some 300 people in Germany and small number in the United States.