Before 1741 John Cust 3rd Baronet Cust 1718-1770 and Etheldreda Payne Baronetess Cust 1720-1775 were married. Etheldreda Payne Baronetess Cust 1720-1775 by marriage Baronet Cust of Stamford in Lincolnshire.
In 1741. Enoch "The Younger" Seeman 1694-1744 (47) . Portrait of the Cust Family. From left to right … Francis Cockayne Cust 1722-1791 (19) , William Cust 1720-1748 (21) seated wearing a blue coat, Jane Cust 1725-1791 (16) , Peregrine Cust 1723-1785 (18) , Savile Cockayne Cust 1681-1772 (59) seated stroking a dalmatian, Richard Cust 1726-1783 (15) , John Cust 3rd Baronet Cust 1718-1770 (22) holding a minature of his new wife Etheldreda Payne Baronetess Cust 1720-1775 (21) , Anne Brownlow Baronetess Cust wears a black widow's hood and lace-trimmed kerchief, kept in place by a band attached to the robings of a closed blue damask gown, Lucy Cust 1732-1804 (9) , Jane Cust 1725-1791 (16) pouring tea, and, lastly, Dorothy Cust 1729-1770 (12) .
In 1762 John Cust 3rd Baronet Cust 1718-1770 (43) was appointed as Privy Council
On 24 Jan 1770 John Cust 3rd Baronet Cust 1718-1770 (51) died
After 26 Jul 1856. Monument to John Cust 3rd Baronet Cust 1718-1770 in St Peter and St Paul Church, Belton House, Belton, Grantham, Lincolnshire. Sculpted by W Tyler.
GrandFather: Pury Cust 1655-1698
1G GrandFather: Richard Cust 1st Baronet Cust 1622-1700
1G GrandMother: Beatrice Pury Baronetess Dering
2G GrandFather: William Pury
GrandMother: Ursula Woodcock 1659-1684
1G GrandFather: Edward Woodcock
Mother: Anne Brownlow Baronetess Cust
GrandFather: William Brownlow 4th Baronet Brownlow 1665-1701
1G GrandFather: Richard Brownlow 2nd Baronet Brownlow 1648-1668
2G GrandFather: William Brownlow 1st Baronet Brownlow 1595-1666
3G GrandFather: John "Old Sir John" Brownlow 1st Baronet Brownlow 1590-1679
4G GrandFather: Richard Brownlow 1553-1638
GrandMother: Dorothy Mason Baronetess Brownlow 1667-1700
1G GrandFather: Richard Mason 1633-1685