Brigadier-General John Hardress Lloyd DSO (14 August 1874 – 28 February 1952) was an Anglo-Irish soldier and polo player.

[5] As a polo player, Hardress Lloyd, together with John Paul McCann, Percy O'Reilly and Auston Rotheram, was a member of the Ireland team that won a silver medal at the 1908 Summer Olympics.

In 1911 he also captained the England team that played in the United States[5][6][7] Hardress Lloyd was commissioned a second lieutenant in the 4th Royal Irish Dragoon Guards on 10 October 1894.

Joining the 21st Lancers in South Africa for the Second Boer War, he served as aide-de-camp to Lieutenant-General Sir Edward Locke Elliot between 26 March 1901 and September 1902.

[9] On the outbreak of the First World War, he served on the Western Front before joining Major-General Beauvoir De Lisle's 1st Cavalry Division staff.