In Croatia, Hvastek families are Croats (from Osijek area ). In the past century, relatively most of Croatian residents bearing this family name were born in Osijek.
Prevalence
About 10 people with faimily name Hvastek live in Croatia today, in three households only. They are located in only two naselja i to in Ivanovac (<10) and Bilje (<5) in Osijek area.
Outside Croatia
Family name Hvastek (including: Chwastek , Chvastek ) is present in 10 countries on three continents. "Chwastek " is used by some 2000 people in Poland , about 70 in the United States , and small number of people in Germany.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.