John de Montacute, 1st Baron Montacute

Parents

• Catherine Montagu, Countess of Salisbury
• William Montagu, 1st Earl of Salisbury

Children

• John Montacute, 3rd Earl of Salisbury

Siblings

• Lady Sibyl Montagu
• Lady Elizabeth Montagu
• Philippa de Montagu
• William de Montacute, 2nd Earl of Salisbury