Other Windsor, 4th Earl of Plymouth

[1] His paternal grandparents were Other Windsor, 2nd Earl of Plymouth, and the former Elizabeth Whitley.

In 1736, his maternal grandfather, Thomas Lewis, died, after naming Plymouth as the heir to his estates.

[2] Plymouth was educated at Eton and Queen's College, Oxford, graduating BA.

[1] In March 1750, Plymouth was appointed Constable of Flint Castle, Comptroller of the records in the counties of Chester and Flint, and Comptroller of the Pleas, Fine and Amerciaments in county Caernarvon.

[1] In 1753, Plymouth was appointed Custos Rotulorum of Flintshire, and in 1754 as Lord Lieutenant of Glamorgan.

Portrait of his wife, Catherine, Countess of Plymouth, by Allan Ramsay
Portrait of his daughter Anne Windsor, by Francis Cotes