Cognomen Сифо (Sipho 
, Сифо 
) , globally, is quite a rare last name. The family name Сифо is habitual in Sub-Saharan Africa, particularly Eswatini, where it is quite a common surname, Lesotho, where it is quite a rare surname, and Botswana. Measured by absolute frequency, this name is the most popular in South Africa, Eswatini, and the United States. Much more frequently, Сифо is the forename as well as the last name.