Full name: Sieng Chanthea
English name: Sieng Chanthea
Born: September 9, 2002
Position: Forward
Height: 1.65 m.
Weight: -
Current team: Bueng Ket

Sieng Chanthea (Khmer: សៀង ចន្ធា born 9 September 2002), is a Cambodian professional footballer who plays as a forward for Boeung Ket and the Cambodian national team in various levels. He made his senior debut in a 2–0 victory against Pakistan in the 2022 FIFA World Cup qualification on 6 June 2019, becoming the youngest player to score a goal for Cambodia and in a FIFA World Cup qualification match at the age of 16 years old.

International career
Chanthea has represented Cambodia national football team in multiple youth and senior level. He made his senior debut in the 2–0 win against Pakistan on 6 June 2019 where he also scored his first goal as a senior player after coming on as a substitute in the 81st minute.

On 10 December 2019, Chanthea scored the fastest goal in the history of South East Asian Games. The goal was scored within 18 seconds of the start of the match against Myanmar whose marauding run ended with the ball finding the back of the net.