| Suratthani School | |
| Motto: | นิมิตฺตํ สาธุ รูปานํ กตญฺญู กตเวทิตา Pali: Nimittaṃ sādhurūpānaṃ kataññū kataveditā |
| Motto Translation: | Appreciation and reciprocation is an emblem of the good |
| Address: | Donnok Road, Tambon Talat, Mueang Surat Thani District, Surat Thani Province, 84000 |
| Coordinates: | 9.1336°N 99.33°W |
| Established: | 1907 |
| Director: | Kriangkrai Kaewmisri |
| Grades: | 7–12 (Matthayom 1–6) |
| Student Union: | Suratthani School Student Council |
| Song: | Suratthani School SongSuratthani School March |
| Website: | http://www.st.ac.th/ |
Suratthani School (Thai: โรงเรียนสุราษฎร์ธานี) is a state secondary school located in Surat Thani, Thailand. It provides education for secondary students from Matthayom 1 to Matthayom 6 (Equivalent to grade 7–12). The school was founded in 1907 at Wat Thammabucha in Surat Thani Province and was relocated many times throughout its history. Nowadays, the school is located on Donnok Road, next to Surat Thani's city hall. It is regarded as one of the best secondary schools in Southern Thailand.
As with many other schools in Thailand, students in Suratthani School participates in a Sports Festival annually. Students are divided into 5 color groups, Red, Yellow, Purple, Blue, and Cyan. Events are usually held at Surat Thani Provincial stadium and within the school itself.[1]