Henry Lascelles

Henry Lascelles (1690-1753), London West India merchant and MP, major mortgagee of 'slave-property' on Barbados and elsewhere in the British Caribbean, and a leading 'investor' in the slave-trade, whose importance is understated by the records in the TASTDB, which show him with four voyages from London and one from Shoreham between 1735 and 1741 (he was in addition the lead investor in the 'Floating Factory' at Annamaboe in the early 1740s, as well as participating in the voyage of the Richard and Julines in 1740).  Henry Lascelles was the progenitor of the Lascelles dynasty at Harewood, buying the estate in 1739, and leaving £284,000 to his sons Edwin and Daniel Lascelles.

1. Between 1723 and 1753, Henry Lascelles made 78 recorded loans in the West Indies, the overwhelming majority in Barbados but including half a dozen in Jamaica and Antigua, totalling over £230,000, mostly secured by judgment, execution or mortgage.

https://www.historyofparliamentonline.org/volume/1715-1754/member/lascelles-henry-1690-1753.

1. S. D. Smith, Slavery, Family, and Gentry Capitalism in the British Atlantic. The World of the Lascelles, 1648–1834 (Cambridge, Cambridge University Press, 2006) pp. 174-76.