Mary Barnewall Peerage person ID=472695 (d. 1642) Parents Nicholas Barnewall, 1st Viscount Barnewall Brighid Nic Gearailt Children Jenico Preston, 7th Viscount Gormanston Nicholas Preston Siblings Mabel Barnewall Richard Barnewall James Barnewall Francis Barnewall Henry Barnewall, 2nd Viscount Barnewall of Kingsland Mary Stuart O'Donnell Hugh O'Donnell, 2nd Earl of Tyrconnell Partners Nicholas Preston, 6th Viscount Gormanston