Lady Mary Leveson-Gower

(1917-2014) (1917–2014)

Parents

• Rose Leveson-Gower, Countess Granville
• William Leveson-Gower, 4th Earl Granville

Children

• Gilbert Clayton
• Rosie Stancer

Siblings

• Granville Leveson-Gower, 5th Earl Granville

Partners

• Sir Samuel Clayton