Surname ออมทรัพย์ (ออมทรัพย์ 
, Aomsup , Omsap 
) , all around the world, is a rare last name. The cognomen ออมทรัพย์ is characteristic of Thailand, where it is a rare surname, Canada, where it is an extremely rare surname, and the United States. Likewise, ออมทรัพย์ is the forename as well as the last name.