Ralph Maidman was the son of Ralph Maidman of Compton in the County of Surrey, yeoman, apprenticed to Thomas Moore on 6th June 1711 on payment of £4.00. Free 3rd March 1719. Described as bachelor of St Mary Staining, on marriage to Sarah Lammas, widow, at St. Bene't Paul's Wharf, 30th July 1723. Mark entered as largeworker, 31st May 1731. Address: Noble Street. Heal records him as above and insolvent, 1737. In 1728, he appears in the will of Thomas Knott, Citizen and Goldsmith, as in possession of a tenement belonging to the latter in St Anne, Aldersgate.