Surname Sefana (Sefana 
) , in all the world, is a very rare family name. The last name Sefana is habitual in Indonesia, where it is a very rare surname, Honduras, and Nigeria, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Indonesia, Nigeria, and India. More prevalently, Sefana is the forename as well as the last name.