Elizabeth Cosby

(died 1788) (1713–1788)

Parents

• Grace Montague
• William Cosby

Children

• Lucia Jeffereys
• Charles FitzRoy, 1st Baron Southampton
• Augustus FitzRoy, 3rd Duke of Grafton

Siblings

• Grace Cosby
• Henry Cosby
• William Cosby

Partners

• James St. John Jefferyes
• Lord Augustus FitzRoy