Arthur Thomas Leach (2 March 1876 – 1 October 1948) was an Australian rules footballer who played with Essendon and Collingwood during the early years of the Victorian Football League (VFL).

His first match was Essendon's defeat of Collingwood (the team included his brother Ted) 6.10 (46) to 5.7 (37) at Victoria Park on 3 July 1897.

[5] In all he played in four games for Essendon and kicked 2 goals.

Leach played in a total of four Grand Finals, for premierships in 1902 and 1903.

[7] On 15 July 1897, the Full Court ("consisting of the Chief Justice, Mr. Justice Holroyd, and Mr. Justice Hood") admitted Leach to practice as a barrister and solicitor in Victoria;[8] and, along with William Rogers Thomson (1872-1932)[9] — who was also treasurer of the Moonee Valley Racing Club and, later, Lord Mayor of Malvern (in 1914/15) — Arthur Thomas Leach was a partner in the firm of Leach and Thomson, Solicitors, 386 Bourke Street, Melbourne.