The House of Haraldson were the rulers of Kattegat at the start of the series. Headed by Earl Haraldson with Siggy, his wife, as the matriarch. Their colors are black and red and their soldiers use those colors on their shields.
The Earl of Kattegat had three sons, whom were killed long before the series. His only living child was Thyri. When Ragnar began to rise as a hero for Kattegat, the Earl saw him as a threat, and ordered a bloodletting on the village. Ragnar challenged Earl Haraldson to a duel. Haraldson was killed in combat, making Ragnar the Earl.
The house consists of:
- Earl Haraldson † (Patriarch and Ruler of Kattegat, Wrist slit by Ragnar):
Affiliated with the House of Haraldson: