Their youngest surviving daughter, Judith Maria Lawes, married Simon Luttrell, 1st Earl of Carhampton and so became both wife and mother of the Earls of Carhampton and mother of Anne, Duchess of Cumberland and Strathearn.
Judith Maria Lawes's marriage to Simon Luttrell, 1st Earl of Carhampton, had significant implications for the family, as she became both his spouse and the mother of the Earls of Carhampton and Anne, Duchess of Cumberland and Strathearn.