| Rio Hondo High School | |
| Motto: | “Once a Bobcat always a Bobcat” |
| Superintendent: | Ismael Garcia |
| Principal: | Asael Ruvalcaba |
| Rival: | Port Isabel High School |
| Enrollment: | 507 (2022-23)[1] |
| Ratio: | 10.66 (FTE) |
| Staff: | 47.58 (FTE) |
| Grades: | 9-12 |
| Streetaddress: | 215 West Colorado Street |
| City: | Rio Hondo |
| State: | TX |
| Zipcode: | 78583 |
| Country: | United States |
| Campus: | Closed campus |
| Colors: | Black and gold |
| Athletics: | Football, basketball, baseball, track, soccer, softball, volleyball |
| Nickname: | RHHS |
Rio Hondo High School is a high school in Rio Hondo, Texas, United States. It is a part of the Rio Hondo Independent School District and is classified as a 3A school by the UIL. For the 2021-2022 school year, the school was given a rating of "Not Rated" by the Texas Education Agency.[2]