| Kanlayanee Si Thammarat School | |
| Type: | Public |
| Location: | Nakhon Si Thammarat |
| Country: | Thailand |
| Coordinates: | 8.43°N 99.9639°W |
| Established: | June 1912 |
| Website: | https://www.benjama.ac.th |
Kanlayanee Si Thammarat School (Thai: โรงเรียนกัลยาณีศรีธรรมราช,) is a high school in Nakhon Si Thammarat located in Thailand which was established in 1918 as a provincial girls' school (Thai: โรงเรียนสตรีประจำจังหวัดนครศรีธรรมราช).
This school has 3 programs of study:
School colors are white and blue. School's tree is ratchapreuk (Thai: ราชพฤกษ์). School motto is: Wisdom is the light of the world.