Stamp Kiatniwat (original) (raw)

Yutthana Kaensa (Thai: ยุทธนา แก่นสา, born 7 January 1998), known as Stamp Kiatniwat (แสตมป์ เกียรตินิวัฒน์), Stamp Sithmorseng (แสตมป์ ศิษย์หมอเส็ง), or Stamp Kratingdaenggym (แสตมป์ กระทิงแดงยิม), is a professional boxer from Thailand in the flyweight division. He was considered the youngest Thai world champion at the age of 17 (although he is an interim champion). He is a former WBA Asia Flyweight champion.