Eric Spencer Wentworth-Fitzwilliam, 9th Earl Fitzwilliam

Eric Spencer Wentworth-Fitzwilliam, 9th Earl Fitzwilliam (4 December 1883 - 3 April 1952) was a British nobleman and politician.

Eric was the son of Captain the Hon. Sir William Charles Wentworth-Fitzwilliam, fourth son of William Wentworth-Fitzwilliam, 6th Earl Fitzwilliam, and Constance Anne Brocklehurst.

Eric Fitzwilliam joined the Leicestershire Yeomanry as a Lieutenant.On the outbreak of war in 1914 he gained a temporary commission, served as a Second Lieutenant in the Royal Army Service Corps from 1909 to 1917.When the 9th Earl died in 1952 this line of the family failed and the titles were inherited by his second cousin, Thomas Wentworth-Fitzwilliam, 10th Earl Fitzwilliam.The 9th Earl Fitzwilliam was buried at Holy Trinity Church at Wentworth

In 1912, he marriedJessica Gertrude Rowlands. The marriage was dissolved in 1917.There were no children of the marriage.