Sir Thomas Clark FRSE DL (1823–1900) was a Scottish publisher and politician who served as Lord Provost of Edinburgh from 1885 to 1888.
From 1846 he was a partner in the family publishing firm of T&T Clark, based at 38 George Street in the centre of Edinburgh.
At the height of his success in 1884 he is listed as living at 11 Melville Crescent in Edinburgh's fashionable West End.
He is buried in Warriston Cemetery on the main diagonal path south of the vaults.
He was painted by Sir John Lavery in 1889 to mark the visit of Queen Victoria.