Jakopčić families are Croats and they are mostly from Novi Marof area. In the past century, relatively most of Croatian residents bearing this family name were born in Varazdinske Toplice and Zagreb.
Prevalence
About 140 people with faimily name Jakopčić live in Croatia today, in 60 households. There were 150 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 8 Croatian counties, in 12 cities and 20 other places, mostly in Leskovec Toplicki (30), Zagreb (25), Breznicki Hum in Novi Marof area (20), Krizevci (10), and in Lipovljani in Novska area (<10).
Outside Croatia
Family name Jakopčić (including: Jakopcic , Yakopcic ) is present in three countries on two continents. "Yakopcic " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.