Robert IV

• Robert IV the Strong
• Robert IV [de Sablé]
• Robert de Beaumont, [4th Earl of Leicester]
• Robert de [Brus, 4th Lord of Annandale]
• Robert IV, [Count of Nassau]
• Robert IV, Count of Dreux
• Robert IV of [Artois, Count of Eu]
• Robert IV de [la Marck]