Thomas Parker, 5th Earl of Macclesfield (9 June 1763 – 31 March 1850), was a British peer.
He was the younger son of Thomas Parker, 3rd Earl of Macclesfield and the former Mary Heathcote, who were first cousins.
His maternal grandparents were Sir William Heathcote, 1st Baronet, and Elizabeth Parker (only daughter of the 1st Earl of Macclesfield).
Upon the death of his brother, George, in 1842, he succeeded to the earldom of Macclesfield in the Peerage of Great Britain.
Together, they were the parents of a son and two daughters, including:[4] Lord Macclesfield died on 31 March 1850.