Lat Yao may refer to:
- Lat Yao District, a district (amphoe) in Thailand's Nakhon Sawan Province
- Lat Yao Subdistrict, a subdistrict (tambon) within the district
- Lat Yao Subdistrict, Bangkok, a subdistrict (khwaeng) in Bangkok's Chatuchak District
- Lat Yao Prison, an informal name of Klong Prem Central Prison, in Chatuchak's Lat Yao Subdistrict