Family name Sigo (Sigo 
, Consigo 
) , in all the world, is quite a rare cognomen. The family name Sigo is habitual in Philippines, where it is quite a rare surname, Ethiopia, where it is a rare surname, and South Africa. Not in comparison with a country's population, it is the most numerous in Philippines, Ethiopia, and the United States. Much less frequently, Sigo is the forename as well as the last name.