Sayyidina Ali Secondary School

Sayyidina Ali Secondary School (Malay: Sekolah Menengah Sayyidina Ali, Abbrev: SMSA), is a co-educational school located in Kampong Pandan, a suburban village in Kuala Belait, Brunei. In 2025, it has a student population of 500 students of which are from Year 7 to Year 11 students. The current principal is Ms Mas Diana Binti Haji Abdul Samat.