| Lliswerry High School | |
| Motto: | Ardua ad Alta |
| Motto Translation: | Efforts to high things |
| Address: | Nash Road |
| City: | Newport |
| Postcode: | NP19 4RP |
| Country: | Wales |
| Other Names: | --> |
| Former Names: | --> |
| Type: | Secondary school |
| Founders: | --> |
| Local Authority: | Newport City Council |
| Urn: | 401868 |
| Head Teacher: | Neil Davies[1] |
| Gender: | Mixed |
| Age Range: | 11–19 |
| Enrolment: | 780[2] |
| Enrolment As Of: | 1986 |
| Ratio: | 17.2 |
| Medium Of Language: | English |
| Accreditations: | --> |
| Yearbook: | 1986 |
| Affiliations: | --> |
Lliswerry High School is a secondary school in Newport, Wales.[3]