Cognomen จังโก้ (Janko 
, Jangoi 
, Jangko ) , in the entire world, is a common family name. The last name จังโก้ is characteristic of Slovenia, where it is quite a common surname, North Macedonia, and Gambia (explore the name in all countries). In absolute terms, it is the most numerous in Hungary, Germany, and Czechia. Likewise, จังโก้ is the forename as well as the last name.