| Moncton High School | |
| Address: | 145 Longfellow Drive |
| Postcode: | E1A 1X2 |
| Country: | Canada |
| Coordinates: | 46.1646°N -64.7901°W |
| Motto: | Latiores Fines Petimus |
| Motto Translation: | We Seek Wider Horizons |
| Founded: | 1898 (as Aberdeen High School) |
| Campus: | Opened January 2015 |
| Superintendent: | Gregg Ingersoll[1] |
| School Number: | 1539[2] |
| Principal: | Scott Farrell[3] |
| Principal Label1: | Vice principals |
| Principal1: | Christine Whalen, Tami VanWart, and Blaine Anthony[4] |
| Staff: | 90 |
| Grades: | 9-12 |
| Enrollment: | 1,600 |
| Enrollment As Of: | 2024[5] |
| Language: | English, French Immersion |
| Area: | 16,500 |
| Colours: | Purple and white |
| Mascot: | Purple Knight |
| Team Name: | Purple Knights |
| Yearbook: | The Tower |
Moncton High School is a Canadian secondary school in Moncton, New Brunswick and a part of the Anglophone East School District. The school received the students from the former Moncton High School on January 30, 2015.[6]