Buček families are often Croats and they are mostly from Djakovo area , less frequently Slovenes. In the past century, relatively most of Croatian residents bearing this family name were born in Osijek and in Djakovo area.
Prevalence
About 90 people with faimily name Buček live in Croatia today, in 40 households. There were 70 of them in the middle of the past century, and their number increased by 20 percent. They are located in 7 Croatian counties, in 7 cities and 13 other places, mostly in Osijek (15), Vuka in Djakovo area (10), in Bilje (<10) and Cepin (<10) in Osijek area, and in Kovacevac in Bjelovar area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.