| Trinity Lutheran High School | |
| Address: | 1 Trinity Way |
| Zipcode: | 47274 |
| Country: | US |
| Coordinates: | 38.9858°N -85.8772°W |
| Established: | 2000 |
| Grades: | 9-12 |
| Principal: | Clayton Darlage |
| Enrollment: | 133 |
| Enrollment As Of: | 2020 |
| Faculty: | 12 |
| Team Name: | Cougars |
| Footnotes: | [1] |
Trinity Lutheran High School is a private high school in Seymour, Indiana, operated by an association of 15 congregations of the Lutheran Church–Missouri Synod. It was rated a four star school by the Indiana Department of Education in 2018.[2]