General William John Kerr, 5th Marquess of Lothian KT (13 March 1737 – 4 January 1815) was a British soldier and peer, styled Lord Newbottle until 1767 and Earl of Ancram from 1767 to 1775.
He was the son of William Kerr, 4th Marquess of Lothian and succeeded to the title in 1775.[1]
He married Elizabeth Fortescue, daughter of Chichester Fortescue of Dromisken, Co. Louth and Elizabeth (née Wellesley), on 15 July 1762. They had nine children[2]:
| Military offices | ||
|---|---|---|
| Preceded by The Earl De La Warr |
Captain and Colonel of His Majesty's Own Troop of Horse Guards 1777–1788 |
Became the 1st Life Guards |
| New title | Colonel of the 1st Regiment of Life Guards 1788–1789 |
Succeeded by The Lord Dover |
| Preceded by Studholme Hodgson |
Colonel of the 11th Regiment of (Light) Dragoons 1798–1813 |
Succeeded by Lord William Bentinck |
| Preceded by Sir David Dundas |
Colonel of the 2nd (Royal North British) Regiment of Dragoons 1813–1815 |
Succeeded by Sir James Steuart-Denham |
| Peerage of Scotland | ||
| Preceded by William Kerr |
Marquess of Lothian 1775–1815 |
Succeeded by William Kerr |