Lady Mary Egerton (died 1659) (1606–1659) Parents Frances Stanley, Countess of Bridgewater John Egerton, 1st Earl of Bridgewater Children Arabel Herbert Frances Herbert John Herbert Catherine Herbert Magdalen Morley Thomas Herbert Alice Herbert Edward Herbert, 3rd Baron Herbert of Chirbury Mary Herbert Henry Herbert, 4th Baron Herbert of Chirbury Florentia Herbert Siblings John Egerton, 2nd Earl of Bridgewater Lady Elizabeth Egerton James Egerton, Viscount Brackley Charles Egerton, Viscount Brackley Lady Arabella Egerton Magdalen Egerton Anne Egerton Lady Catherine Egerton Alice Vaughan, Countess of Carbery Frances Hobart Cecilia Egerton Penelope Egerton Partners Richard Herbert, 2nd Baron Herbert of Chirbury