Background
The son of Daniel Twining, tea merchant of London, he was originally intended for a commercial life, but because of his distaste for it and his fondness for study, his father decided to send him to the university. He took orders and was married in 1764 to Elizabeth Smythies (1739-1796), daughter of Palmer Smythies, rector of Street Michael"s, Colchester, who had taught him at Colchester Free Grammar School.