| Honorific Prefix: | Lieutenant-Colonel The Most Honourable |
| Honorific Suffix: | KG OBE |
| The Marquess of Abergavenny | |
| Birth Date: | 8 November 1914 |
| Parents: | Guy Larnach-Nevill, 4th Marquess of Abergavenny Isabel Nellie Larnach |
| Tenure: | 30 March 1954 – 23 February 2000 |
| Other Titles: | 9th Earl of Abergavenny 5th Earl of Lewes 9th Viscount Nevill |
| Marquess of Abergavenny | |
| Successor: | Christopher Nevill, 6th Marquess |
Lieutenant Colonel John Henry Guy Nevill, 5th Marquess of Abergavenny, (8 November 1914[1] – 23 February 2000) was a British peer.
The eldest son of the 4th Marquess of Abergavenny, Lord Abergavenny was educated at Eton and Trinity College, Cambridge.
In 1936, he became an officer in the service of the Life Guards and fought in the Second World War, was invested as an Officer of the Order of the British Empire in 1945, and rose to the rank of Lieutenant-Colonel in 1946.
On 4 January 1938, he married (Mary) Patricia Harrison, by whom he had five children:
Lord Abergavenny was an Honorary Colonel of the Kent Yeomanry 1949–1961, and of the Kent and County of London Yeomanry (Sharpshooters) 1961–1962. He was a member of East Sussex County Council between 1947 and 1954 and County Alderman for East Sussex between 1954 and 1962. He was also Deputy Lieutenant of Sussex in 1955, Vice-Lieutenant of Sussex between 1970 and 1974 and later the first Lord Lieutenant of East Sussex from 1974 to 1989.
Aside from his army and political career, Lord Abergavenny was also a Director of Massey Ferguson between 1955 and 1985; a Director of Lloyds Bank between 1962 and 1985; Chairman of Lloyds Bank South-East Regional Board between 1962 and 1985; and a Director of Whitbread Investment.
Lord Abergavenny became a Knight of St John in 1976, a Knight Companion of the Order of the Garter in 1974, and was Chancellor of that Order between 1977 and 1994. In 1986, he was awarded an honorary Doctorate of Laws from the University of Sussex.
Abergavenny was also involved in horse racing. He rode in steeplechases between 1935 and 1939, and was elected to the National Hunt Committee in 1942, acting as a steward from 1948 to 1950, 1952–54 and 1960–62. He became a member of the Jockey Club in 1950 and vice-chairman of the Turf Board in 1967. He was also a director of both Cheltenham and Fontwell Racecourses. He served as a Trustee to the Ascot Authority in 1952 and became the Queen's representative at Ascot. His racing colours were scarlet with white cross-belts.[2]
Lord Abergavenny died in 2000, aged 85. As he had no surviving male children, he was succeeded by his nephew, Christopher Nevill, 6th Marquess of Abergavenny.
| John Nevill, 5th Marquess of Abergavenny, KG, OBE, KStJ | |
| Coronet: | An Marquess's Coronet |
| Crest: | A bull statant Argent pied Sable armed, unguled, collared and chained Or, the chain's annulet terminating in a double staple Or and Argent. |
| Escutcheon: | Gules on a saltire Argent a rose Gules barbed and seeded proper. |
| Supporters: | Two bulls Argent pied Sable, armed, unguled, collared and chained, and at the end of the chain two staples Or. |
| Motto: | NE VILE VELIS |