Cognomen Riksa (Riksa 
, Jpan 
, Ricksha 
) , in all the world, is a rare last name. The last name Riksa is characteristic of Latvia, where it is a rare surname, Indonesia, and Honduras, where it is a very rare surname. Measured by absolute frequency, it is commonest in Indonesia, Latvia, and India. More prevalently, Riksa is the forename as well as the last name.