Surname ヤンコ (Janko 
, Janco 
, Jankó 
) , around the globe, is a common family name. The last name ヤンコ is habitual in Slovenia, where it is quite a common surname, North Macedonia, and Slovakia (explore the name in all countries). Not in comparison with a country's population, the name is most common in Bolivia, Hungary, and Slovakia. Likewise, ヤンコ is the forename as well as the last name.