Horaček families are usually Croats and they are mostly from Delnice area , rarely Czechs. In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Bjelovar.
Prevalence
About 140 people with faimily name Horaček live in Croatia today, in 60 households. There were 150 of them in the middle of the past century, and their number decreased by 0 percent. They are located in the most of Croatian counties, in 21 cities and 19 other places, mostly in Zagreb (20), Pula (10), Gat (<10), Mrkopalj in Delnice area (<10), and in Gornji Andrijevci in Slavonski Brod area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.