Thomas Walker (c. 1664–1748), of Wimbledon, Surrey, was a British Whig politician who sat in the House of Commons between 1733 and 1747.
He was returned unopposed as Member of Parliament for West Looe as a government nominee at a by-election on 26 January 1733.
He did not stand at the 1734 British general election but was returned unopposed as MP for Plympton Erle at a by-election on 21 February 1735.
[1] Walker bought the Old Park estate in Wimbledon in 1738 and probably lived at Westside House.
[2] He died unmarried on 22 October 1748, aged 84 and was buried in the churchyard of St Mary's Wimbledon.