In Croatia, Tvorek families are generally Croats (from Nova Gradiska area ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Nova Gradiska area and in Vukovar.
Prevalence
About 50 people with faimily name Tvorek live in Croatia today, in 16 households. There were 20 of them in the middle of the past century, and their number more than doubled. They are only located in four Croatian cities and two other places, mostly in Staro Petrovo Selo in Nova Gradiska area (20), Zagreb (20), Vukovar (15), Novska (<5), and in Nova Gradiska (<5).
Outside Croatia
Family name Tvorek (including: Tworek , Tworeck ) is present in 21 countries worldwide. "Tworek " is used by some 3000 people in Poland , about 700 in the United States , and some 300 people in Germany.
