Surname Letse (Leche 
, Letse 
) , throughout the world, is quite a rare last name. The last name Letse is characteristic of Lesotho, where it is quite a common surname, Guatemala, where it is quite a rare surname, and Cameroon. Measured by absolute frequency, it most frequently occurs in Lesotho, Guatemala, and South Africa. Likewise, Letse is the forename as well as the last name.