| Dagon 3 High School အ.ထ.က. (၃) ဒဂုံ | |
| Established: | March 1921 |
| Type: | Public |
| City: | Yangon |
| State: | Yangon Region |
| Country: | Burma |
| Grades: | K–10 |
| Address: | Dagon |
| Schoolnumber: | 3 |
Basic Education High School No. 3 Dagon (Burmese: အခြေခံ ပညာ အထက်တန်း ကျောင်း အမှတ် (၃) ဒဂုံ) is a public high school located a few miles north of downtown Yangon, Myanmar. It was formerly Myoma Girls National High School founded at 32nd street in downtown Yangon in March 1921 as a sister school of Myoma Boys National High School. The school was moved to its current location in 1929.