In 1777 Yates married Elizabeth Bostock née Ashton, widow of the physician
John Bostock the elder (1740–1774), a student of
William Cullen. She was a daughter of the merchant
John Ashton (1711–1759), and mother of
John Bostock the younger. John and Elizabeth had a family of five sons and three daughters. •
John Ashton Yates (1781–1863), politician. • Richard Vaughan Yates (1785–1856), donor of
Prince's Park to the inhabitants of Liverpool. Anna and Jane were commemorated by a tablet in
Toxteth Unitarian Chapel. ==Notes==