Sir John Michael Fleetwood Fuller, 1st Baronet, KCMG (21 October 1864 – 4 September 1915) was a British Liberal Party politician and colonial administrator.

Fuller was the eldest son of George Fuller, of Neston Park, Corsham, Wiltshire, and his wife Emily Georgina Jane, daughter of Sir Michael Hicks Beach, 8th Baronet, and was educated at Winchester and Christ Church, Oxford.

[1][2] The following year Fuller resigned his seat in the House of Commons on his appointment as Governor of Victoria.

[4] Fuller married Norah Jacintha, daughter of Charles Nicholas Paul Phipps, in 1898.

He died in September 1915, aged only 50, and was succeeded in the baronetcy by his eldest son Gerard.