| Monsignor Kelly Catholic High School | |
| Streetaddress: | 5950 Kelly Drive |
| City: | Beaumont |
| State: | Texas |
| County: | (Jefferson County) |
| Zipcode: | 77707 |
| Country: | USA |
| Coordinates: | 30.0617°N -94.1608°W |
| Pushpin Map: | Texas#USA |
| Religion: | Roman Catholic |
| Principal: | Dr Tyrus Doctor |
| Chaplain: | Rev. Dan Malain |
| Type: | Private, coeducational |
| Grades: | 9–12 |
| Campus: | Urban |
| Hours In Day: | 8 |
| Conference: | TAPPS |
| Team Name: | Bulldogs |
| Colors: | Blue and gold |
| Yearbook: | The Medallion |
| Publication: | Zephyr (literary magazine) |
| Newspaper: | The Bulldog News |
| Established: | 1895 |
| Enrollment: | 445 |
| Enrollment As Of: | 2016 |
| Grade12: | 111 (2018) |
| Feeders: | All Saints Episcopal School, Saint Anne Catholic School, Saint Anthony Catholic School |
Monsignor Kelly Catholic High School is a private, parochial High School located in Beaumont, Texas. It is a member of the Roman Catholic Diocese of Beaumont. A majority of students at Kelly come from various grade schools within the Diocese of Beaumont and one Episcopalian elementary and middle school. Other students come from public schools throughout Southeast Texas.