Ælfgifu of Northampton
| Ælfgifu | |
|---|---|
| Regent of Norway | |
| Tenure | 1030–1035 |
| Born | c. 990 |
| Died | After 1036 |
| Spouse | Cnut the Great |
| Issue | Svein Knutsson Harold Harefoot |
| Father | Ælfhelm, Ealdorman of York |
| Mother | Wulfrun? |
Ælfgifu of Northampton (Old Norse: Álfífa; c. 990 – after 1036) was the first wife of Cnut the Great, King of England and Denmark, and mother of Harold Harefoot, King of England. She was regent of Norway from 1030 to 1035.