| Glencoe High School | |
| Address: | 201 East Lone Chimney Road |
| City: | Glencoe |
| State: | Oklahoma |
| Zipcode: | 74032 |
| Country: | United States |
| Coordinates: | 36.2315°N -96.9235°W |
| Grades: | 9-12 |
| District: | Glencoe Public Schools |
| Type: | Public, secondary school |
| Principal: | Brady Maxwell |
| Enrollment: | 97 (2022-2023)[1] |
| Gender: | Co-educational |
| Teaching Staff: | 6.57 (FTE) |
| Ratio: | 14.76 |
| Mascot: | Panther |
| Athletics Conference: | OSSAA Class 1A[2] |
| Colors: | Blue and Gold |
Glencoe High School is a public secondary school in Glencoe, Oklahoma, United States. It is located at 201 East Lone Chimney Road in Glencoe, Oklahoma and the only high school in Glencoe Public Schools.