| Dalandanan National High School | |
| Established: | 1995 |
| Type: | Public school |
| Status: | Open |
| Affiliations: | Division of City Schools - Valenzuela, Department of Education |
| Principal: | Mrs. Maxima Carlos |
| Head Name: | Second Master |
| Head Name2: | Assistant Headmaster |
| Enrollment: | approx. 4,500 |
| Grades: | 7 to 12 |
| Streetaddress: | 025 G. Lazaro Street, Dalandanan |
| City: | Valenzuela City |
| Country: | Philippines |
| Coordinates: | 14.7089°N 120.9569°W |
| Campus: | 1 hectare |
| Colors: | Royal Blue and White |
| Nickname: | DNHS, Dalandanan High School |
| Free Label: | Emblem |
Dalandanan National High School is a secondary school in Valenzuela City. It is found in Dalandanan, Valenzuela City, Metro Manila.