(966–975)^[1]

Oslac

(974x979–c. 994)^[1]

Thored

(c. 994–1006)^[1]

Ælfhelm

(1006–1016),^[1] ruled all Northumbria

Uhtred

(1016–1023)^[1]

Eric

(1023x1033–1055),^[1] ruled all Northumbria after 1041

Siward

having already been charged with the defence of the city of York, was created earl by King Stephen in 1138. He was the king's administrator of all Yorkshire. In 1155 he was forced to relinquish the earldom to King Henry II.^[2]

William le Gros

was created earl of York by King Richard I in 1190. Otto had difficulty in proving the authenticity of this grant to his vassals in Yorkshire.^[3] He probably visited Yorkshire only once in 1191,^[4] although he continued to claim the revenues of the earldom after being elected King of Germany in 1198.^[5]

Otto of Brunswick

Earl of Scarbrough