Cognomen ยิ่งยศ (Yingyot 
, Yingyod , ยิ่งยศ) , globally, is a rare surname. The cognomen ยิ่งยศ is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. More prevalently, ยิ่งยศ is the forename as well as the last name.