| Constituency | Dates |
|---|---|
| Chichester | 22 Nov. 1819 – 1831 |
| Sussex | 1831 – 1832 |
| Sussex West | 1832 – 1841 |
Cornet, 13 Drag. 1811, 9 Drag. 1812; lt. 9 Drag. 1813; capt. 3 garrison batt. 1815, 9 Drag. 1816; maj. 1817, lt.-colt 1823 (half-pay); lt.-col. 6 Drag. 1830; ret. 1832.
Lennox needed no persuasion from his father to go into the army. ‘The beau ideal of a light dragoon, devoted to his regiment’, he served in the Peninsula and was aide-de-camp to Wellington at Waterloo.1NLI, Richmond mss 61/326; [Lord William Pitt Lennox], Mem. of 5th Duke of Richmond (1862), 52. On his father’s death in 1819, he came in for Chichester on the family interest in the place of his elder brother. Their father had anticipated this step in 1812, on the assumption that March would come in for the county before he died.2Richmond mss 69/1258. During the ensuing session he gave, if anything, a silent support to administration. He died 10 Nov. 1873.
