Viscount Gormanston - Viscounts Gormanston (1478)

Viscounts Gormanston (1478)

• Robert Preston, 1st Viscount Gormanston (1435–1503)
• William Preston, 2nd Viscount Gormanston (d. 1532)
• Jenico Preston, 3rd Viscount Gormanston (1502–1569)
• Christopher Preston, 4th Viscount Gormanston (1546–1599)
• Jenico Preston, 5th Viscount Gormanston (1584–1630)
• Nicholas Preston, 6th Viscount Gormanston (1608–1643)
• Jenico Preston, 7th Viscount Gormanston (d. 1691) (outlawed 1691)
• Jenico Preston, de jure 8th Viscount Gormanston (1640–1700)
• Anthony Preston, de jure 9th Viscount Gormanston (d. 1716)
• Jenico Preston, de jure 10th Viscount Gormanston (1707–1757)
• Anthony Preston, de jure 11th Viscount Gormanston (1736–1786)
• Jenico Preston, 12th Viscount Gormanston (1775–1860) (restored 1800)
• Edward Anthony John Preston, 13th Viscount Gormanston (1796–1876)
• Jenico William Joseph Preston, 14th Viscount Gormanston (1837–1907)
• Jenico Edward Joseph Preston, 15th Viscount Gormanston (1879–1925)
• Jenico William Richard Preston, 16th Viscount Gormanston (1914–1940)
• Jenico Nicholas Dudley Preston, 17th Viscount Gormanston (b. 1939)

The heir apparent is the present holder's son Hon. Jenico Francis Tara Preston (b. 1974)