Wat Saket Ratcha Wora Maha Wihan (Thai: วัดสระเกศราชวรมหาวิหาร, usually short Wat Saket) is a Buddhist temple (Wat) in Pom Prap Sattru Phai district, Bangkok, Thailand.
The temple dates back to Ayutthaya era, when it was called Wat Sakae. King Rama I renovated the temple and renamed it to Wat Saket.