Family name ยี่โถ (Olander 
, Yitho 
, ยี่โถ) , all around the world, is quite a rare last name. The surname ยี่โถ is characteristic of Northern Europe, particularly Sweden, where it is quite a common surname, Finland, where it is quite a rare surname, and Denmark. In absolute terms, it is the most numerous in the United States, Sweden, and Finland. Very seldom, ยี่โถ is the forename as well as the last name.