On his father’s side, Larpent was descended from French Huguenots, who had settled in England on the revocation of the edict of Nantes, and in 1819 he was granted permission to assume the Hungarian title of Baron de Hochepied, which came through his mother’s line. A notable merchant, he entered the East India house of Cockerall and Larpent at an early age, and went on to become chairman of the East India and China Association, deputy chairman of the Katherine Docks company and director of the Royal Exchange Assurance company.
Contesting a by-election as a Liberal at Ludlow in May 1840, Larpent boasted of his part, as chairman of the City of London Mercantile Committee on Postage, in securing the penny postage scheme. Describing himself as belonging to a ‘great body of moderate, sincere, and temperate minded men’, he rejected a total repeal of the corn laws, dismissed the need for triennial parliaments, was ambiguous regarding the abolition of church rates, and lost the ensuing poll.
A regular attender until struck down by ‘a severe medical and surgical malady’ in March 1842,
Following his retirement, Larpent focused his efforts on his chairmanship of the East India and China Association, corresponding on a number of occasions with Sir Robert Peel, to urge the government to maintain harmonious relations with China, and ask for a reduction in the duties on tea and sugar.
