Cognomen Fangu (Fangu 
) , around the globe, is a very rare family name. The cognomen Fangu is habitual in Slovenia, where it is a rare surname, Germany, where it is a very rare surname, and Canada, where it is an extremely rare surname. In absolute terms, it is commonest in India, Slovenia, and Germany. More prevalently, Fangu is the forename as well as the last name.