| Alnothus | |
|---|---|
| Church | Catholic |
| See | Bishop of Dorchester |
| In office | c970–c977 |
| Predecessor | Leofwine, Bishop of Lincoln |
| Successor | Ascwinus |
| Personal details | |
| Died | c977 |
Alnothus (or Alfnoth or Ælfnoth) was a medieval Bishop of Dorchester, when the town was seat of the united dioceses of Lindsey and Dorchester.
He was consecrated between 965 and 975 and died between 975 and 979.