Family name تويا (Toya 
, Tuya 
, Toia 
) , around the globe, is a common last name. The surname تويا is characteristic of Mongolia, where it is quite a common surname, Uruguay, where it is quite a rare surname, and Romania. Measured by absolute frequency, this name is the most popular in Indonesia, Mongolia, and Italy. Likewise, تويا is the forename as well as the last name.