| St. Thomas' Cathedral | |
|---|---|
| Cathedral Church at Vaddukoddai | |
 | |
  St. Thomas' Cathedral Location within Northern Province | |
| 09°43′45.70″N 79°56′56.60″E / 9.7293611°N 79.9490556°E | |
| Location | Vaddukoddai |
| Country | Sri Lanka |
| Denomination | United |
| History | |
| Status | Cathedral |
| Architecture | |
| Functional status | Active |
| Heritage designation | Archaeological protected monument |
| Designated | 30 December 2011 |
| Administration | |
| Diocese | Jaffna |
| Clergy | |
| Bishop(s) | Daniel Thiagarajah |
St. Thomas' Cathedral is the seat of the Jaffna Diocese of the Church of South India located in Vaddukoddai, Sri Lanka.