| Wat Suthiwararam School | |
| Native Name: | โรงเรียนวัดสุทธิวราราม |
| Seal Image: | Wat Suthiwararam School Crest.png |
| Motto: | |
| Motto Translation: | Knowledge is the superb asset. |
| City: | Bangkok |
| Country: | Thailand |
| Coordinates: | 13.7124°N 100.5122°W |
| Locale: | 252 Charoen Krung Road, Yannawa, Sathon District, Bangkok, 10120, Thailand |
| District: | The Secondary Educational Service Area 2 |
| Schoolboard: | The Secondary Educational Service Area Office 2 |
| Authority: | Office of the Basic Education Commission |
| Oversight: | Ministry of Education |
| Faculty: | 192 |
| Director: | Sunanthawit Phloi-khao |
| Classrooms: | 72 |
| Gender: | Boys' School |
| Age Range: | 12–19 |
| Type: | Public secondary school |
| Grades: | 7–12 (Mathayom 1–6) |
| Language: | Thai, English, Chinese and French |
| Campus Size: | approx. 2.25 acres |
| Campus Type: | urban |
| Mascot: | Lotus and Diamond |
| Nickname: | สิงห์สะพานปลา (Lion of Fish Market) |
| School Colours: | Pink, White and Green |
| Enrollment: | 3,520 |
| Enrollment As Of: | 2011 academic year |
Wat Suthiwararam School (th|โรงเรียนวัดสุทธิวราราม;, pronounced as /th/) or, in brief, ST (th|ส.ธ.) is a state all-boys school in Sathon, Bangkok, Thailand, for Matthayom 1 through 6. It was named by King Vajiravudh and established on July 3, 1911. The School's area holds 5 rai, 2 ngan, 320 square metres (approx. 2.25 acres).[1]
Wat Suthiwararam School was established in 1911 and became the first school founded by the commoner and contributed to the public service in the reign of King Vajiravudh, the school was initially named Wat Suthiwararam especial high school.
In 1917, Wat Suthiwararam School the system was changed from the old school move to the Western. This school was for girls and name is Satri Si Suriyothai School. In 1989, the school created a Buddha statue name Luang Por Suthi Mongkolchai (th|หลวงพ่อสุทธิมงคลชัย)
In the present day, Wat Suthiwararam School was only for boys and secondary education about Mattayom 1 through 6. The school grounds are about 3 acres. It has 6 buildings and 72 rooms. The colors of the school are pink, white and green. A Lotus and diamonds are the symbol of the school.
In 1964 King Bhumibol Adulyadej have the royal remarks with Wat Suthiwararam 's marching band so good.
The school has received several awards, for example, Wat Suthiwararam 's marching band was the winner of 1999 World Championship for Marching Show Bands in Sydney, Australia and received the Champion highest score in Drum corps band category, Open, First division. Several Students participated and awarded in International Science Olympiads as follows