| Honorific-Prefix: | The Right Honourable |
| Lord Walter Gordon-Lennox | |
| Order1: | Treasurer of the Household |
| Term Start1: | 20 November 1891 |
| Term End1: | 11 August 1892 |
| Monarch1: | Victoria |
| Primeminister1: | The Marquess of Salisbury |
| Predecessor1: | The Earl of Radnor |
| Successor1: | The Earl of Chesterfield |
| Birth Name: | Lord Walter Charles Gordon-Lennox |
| Birth Date: | 1865 7, df=yes |
| Birth Place: | Belgravia, London, England |
| Death Place: | Bayswater, London, England |
| Nationality: | British |
| Party: | Conservative Party |
| Children: | Victor Gordon-Lennox |
| Parents: | Charles Gordon-Lennox, 6th Duke of Richmond Frances Harriett Greville |
| Honorific Suffix: | PC |
Lord Walter Charles Gordon-Lennox, (29 July 1865 - 21 October 1922) was a British Conservative politician. He served as Treasurer of the Household from 1891–2 under Lord Salisbury.[1]
Lord Walter Gordon-Lennox was born at 49 Belgrave Square, Belgravia,[2] the youngest of the four sons of Charles Gordon-Lennox, 6th Duke of Richmond, by his wife Frances Harriett Greville, daughter of Algernon Greville. He was educated at Eton and Christ Church, Oxford.[1]
Lord Walter entered Parliament in 1888 as Member of Parliament for Chichester, a seat he held until 1894. In 1891 he was sworn of the Privy Council and appointed Treasurer of the Household under Lord Salisbury, a post he retained until the government fell the following year.
Lord Walter married Alice Ogilvy-Grant, daughter of the Hon. George Henry Ogilvy-Grant and granddaughter of Francis Ogilvy-Grant, 6th Earl of Seafield, on 6 July 1889. They had at one child, journalist Victor Charles Hugh Gordon-Lennox (1897–1968), who married three times. His second wife was Canadian Diana Kingsmill.[3]
On 23 September 1922, he underwent emergency surgery for acute appendicitis.[4] He appeared to be recovering well but four weeks later suffered a fatal heart attack at his home, 19 Palace Court, Bayswater, aged 57.[1]
Lady Walter Gordon-Lennox died in March 1946, aged 90.[5]