Robert de Ferrers, 6th Earl of Derby

English noble (1239–1279)

Parents

• William de Ferrers, 5th Earl of Derby
• Margaret de Quincy, Countess of Derby

Children

• Alianore de Ferrers
• John de Ferrers, 1st Baron Ferrers of Chartley

Siblings

• Elizabeth Ferrers
• William Ferrers
• Agnes de Ferrers
• Alianore de Ferrers
• Agatha Ferrers
• Joan de Ferrers
• Sibyl de Ferrers
• Maud Ferrers
• Isabel Ferrers
• Joan de Ferrers
• Agnes Ferrers

Partners

• Alianor de Bohun
• Marie de Lusignan