Thomas William Mercer (20 July 1884 – 3 March 1947) was an English labour and co-operative movement official and journalist.
Born in Nutfield, Surrey, Mercer worked in a grocery from the age of twelve, then later undertook an apprenticeship as a grocer in Croydon.
While there, he acted as election agent to William Thomas Gay, who stood unsuccessfully in Plymouth Sutton at the 1918 UK general election, and a by-election in 1919.
[1] Later in 1919, Mercer began working at the newly established Co-operative College in Manchester.
[1] In his spare time, Mercer wrote Towards a Co-operative Commonwealth, and served on the committee of the Workers Educational Association.