Ralph de Monthermer

1st Baron Monthermer, Earl of Hertford, Earl of Gloucester, Earl of Atholl (1270–1325)

Children

• Joan de Monthermer
• Mary de Monthermer
• Thomas de Monthermer, 2nd Baron de Monthermer
• Edward de Monthermer, 3rd Baron Monthermer

Partners

• Isabel le Despencer
• Joan of Acre