Phnom Chisor (Khmer: ភ្នំជីសូរ, Phnum Chisor [pʰnom ciːsoː]; "Chisor Mountain") is a 133-metres high mountain in Dok Por village, Rovieng commune, Samraŏng District, Takéo Province, Cambodia.

The Ministry of Culture and Fine Art are preparing documents to nominate the site in the list of UNESCO world heritage.

The temple was built in the 11th century of laterite and bricks with carved sandstone lintels [1] by the Khmer Empire king Suryavarman I,[2]: 136 [3]: 96  who practiced Brahmanism.

[4] On the east edge of the mountain, at the back of the temple, there is a prime spot for view and pictures where you can see a vast plain of surrounding rice fields and countryside.

From there, looking down to the east can see an avenue that forms a straight line connecting three main features including two outer gates (temples) of cruciform ground plan and a baray: