Sir Jenico Preston, 3rd Viscount Gormanston

• Burke, Bernard, Sir. A genealogical and heraldic dictionary of the peerage and baronetage of the British Empire. London : Harrison 1869. page 500

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https://en.wikipedia.org/wiki/Viscount_Gormanston

This man seems to be: Jenico Preston, 5th Viscount Gormanston (1584–1630) as follows.

succession of the Viscounts Gormanston

Viscounts Gormanston

1. Robert Preston, 1st Viscount Gormanston (1435–1503)
2. William Preston, 2nd Viscount Gormanston (died 1532); only son of the 1st Viscount
3. Jenico Preston, 3rd Viscount Gormanston (1502–1569); only son of the 2nd Viscount
4. Christopher Preston, 4th Viscount Gormanston (1546–1599); eldest son of the 3rd Viscount
5. Jenico Preston, 5th Viscount Gormanston (1584–1630); eldest son of the 4th Viscount
6. Nicholas Preston, 6th Viscount Gormanston (1608–1643); only son of the 5th Viscount
7. Jenico Preston, 7th Viscount Gormanston (died 1691) (outlawed 1691); eldest son of the 6th Viscount
8. Jenico Preston, de jure 8th Viscount Gormanston (1640–1700); eldest son of 2nd and youngest son of the 6th Viscount
9. Anthony Preston, de jure 9th Viscount Gormanston (died 1716); only brother of the de jure 8th Viscount
10. Jenico Preston, de jure 10th Viscount Gormanston (1707–1757); only son of de jure 9th Viscount
11. Anthony Preston, de jure 11th Viscount Gormanston (1736–1786); eldest son of the de jure 10th Viscount
12. Jenico Preston, 12th Viscount Gormanston (1775–1860) (restored 1800); only son of the de jure 11th Viscount Edward Anthony John Preston, 13th Viscount Gormanston (1796–1876); eldest son of the 12th Viscount
13. Jenico William Joseph Preston, 14th Viscount Gormanston (1837–1907); eldest son of the 13th Viscount
14. Jenico Edward Joseph Preston, 15th Viscount Gormanston (1879–1925); eldest son of the 14th Viscount
15. Jenico William Richard Preston, 16th Viscount Gormanston (1914–1940); eldest son of the 15th Viscount; killed in action, France, World War II
16. Jenico Nicholas Dudley Preston, 17th Viscount Gormanston (born 1939); only son of the 16th Viscount The heir apparent is the present Viscount's elder son Hon. Jenico Francis Tara Preston (born 1974)[2]