at Lawrenny with Hugh Barlow 2 . Burke's Peerage and Baronetage, 106th edition contains a daughter Catherine Barlow (ca1737 of Lawrenny Hall, Pembroke). She married Sir William Hamilton , KB, PC (13 Dec 1730 – 6 Apr 1803), on 25 January 1758. Hamilton was Britain's ambassador to the court of Naples from 1764