St John's College, Waterford
| Latin: S. Joannis Collegum Waterfordiae | |
| Active | 1807–1999 |
|---|---|
| Founder | Bishop John Power DD |
Religious affiliation | Roman Catholic |
Academic affiliation | NCEA(1989-2001) |
| Location | , Ireland |
| Affiliations | Diocese of Waterford and Lismore |
St John's College (or St John's Seminary) was a Roman Catholic seminary founded in 1807 for the diocese of Waterford and Lismore.