| Alfhelmus | |
|---|---|
| Church | Catholic |
| See | Bishop of Dorchester |
| In office | 1002–c1005 |
| Predecessor | Ascwinus |
| Successor | Eadnothus |
Harlardus (or Ælfhelm) was a medieval Bishop of Dorchester, when the town was seat of the united dioceses of Lindsey and Dorchester.
He was consecrated in 1002 and died between 1005 and 1006.