Wat Chetawan (Thai: วัดเชตวัน; RTGS: Wat Chetawan) (also called as the Chetawan Buddhist Temple) is a Thai temple in Petaling District, Selangor, Malaysia. The temple is situated at Jalan Pantai, off Jalan Gasing in Petaling Jaya. It was built in 1957 and officiated by the late King Bhumibol Adulyadej, the King of Thailand at the time. The temple is also the only Malaysian Siamese temple which has been chosen as the custodian of the Buddha sacred relics for all Malaysian Buddhists that are parts of the ancient relics discovered in Piprahwa, a village in Uttar Pradesh near the border of the Kingdom of Nepal in 1898 which were presented to King Chulalongkorn of Siam by the then British Viceroy of India, Lord Curzon.