3.1 million enslaved people trafficked to the British colonies

London merchant and ship-owner, owner of a slaving voyage from London by the Hannah to the Gold Coast and Kingston in 1790. His will showed a range of assets from land in Sussex, Scotland and Virginia to ships and financial investments in insurance. He was father of William Rowe Lyall (1788-1857) who has an entry in the ODNB as Dean of Canterbury.