Surname Tsitso (Tsitso 
) , throughout the world, is a rare family name. The surname Tsitso is characteristic of Lesotho, where it is quite a rare surname, Tanzania, where it is a rare surname, and Greece. Not in comparison with a country's population, the name is most common in Tanzania, Lesotho, and the United States. Likewise, Tsitso is the forename as well as the last name.