| Hatyaiwittayalai School โรงเรียนหาดใหญ่วิทยาลัย | |
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| Address | |
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468 Phet Kasem Rd. , , 90110 Thailand | |
| Coordinates | 7°00′59″N 100°28′32″E / 7.016458°N 100.475644°E |
| Information | |
| Type | Public Charter School |
| Motto | Suvijāno bhavaṃ hoti (He who knows well will progress.) |
| Established | 6 September 1945 |
| Founder | Ministry of Education |
| Principal | Acting Sub Lt. Dr. Songkiat Puechmongkol |
| Teaching staff | 198 |
| Grades | 7–12 (Mathayom 1–6) |
| Gender | Coeducational |
| Enrolment | 4,344 (2016 Academic Year) |
| Classes | 99 |
| Average class size | 44 |
| Campus type | Urban |
| Colour(s) | Blue - Red |
| Website | www |
The Hatyaiwittayalai School is a high school in Hat Yai, Songkhla, Thailand.