Hugo O'Donnell, 7th Duke of Tetuan

Don Hugo O'Donnell, 7th Duke of Tetuan (born September 29, 1948), also known as Hugo O'Donnell y Duque de Estrada, is a Spanish Grandee.
He succeeded his father, Don Leopoldo O'Donnell y Lara, as Duke of Tetuan (Duque de Tetuán) and Grandee of Spain (confirmed by Ministry of Justice in Madrid : BOE 240 dated October 7, 2005). The title commemorates the conquest of Tetuan in Morocco, by his ancestor, Leopoldo O'Donnell y Jorris, 1st Duque de Tetuan and former Prime Minister of Spain, in the mid-19th century. He is the recognised Tánaiste (or heir apparent) to The O'Donnell of Tyrconnell, Prince and Chief of the Name of the O'Donnells, who is a retired Franciscan priest, Fr. Hugh O'Donel, and whom he will succeed as Chief of the Name, according to the books by authors Berresford Ellis and Curley referenced below. The Duke is an active member of the Clan Association of the O'Donnells of Tyrconnell (of Ireland), and is a Knight of Malta. The Duke is also a naval historian, and former naval commander and Minister for the Marine in Spain.
He was elected to medalla nº 2 of the Real Academia de la Historia on 22 June 2001, he took up his seat on 1 February 2004.

The duke is married to Maria Armada, Countess de Lucena. Together they had four children:

1. Carlos Leopoldo O'Donnell, 15th Marquis of Altamira and Grandee of Spain (born 1974)
2. Maria Fuencisla O'Donnell (born 1975)
3. Hugo José O'Donnell, 9th Marquis of las Salinas (born 1979)
4. Alfonso O'Donnell, 7th Count of Lucena (born 1984)

• Erin’s Blood Royal – The Gaelic Noble Dynasties of Ireland, by Peter Berresford Ellis, Constable, London, 1999, (pages 251-258 on the O’Donel, Prince of Tirconnell).
• Vanishing Kingdoms - The Irish Chiefs and Their Families, by Walter J. P. Curley (former US Ambassador to Ireland), with foreword by Charles Lysaght, published by The Lilliput Press, Dublin, 2004 [ISBN 1-84351-055-3 & ISBN 1-84351-056-1]. (Chapter on O'Donnell of Tyrconnell, page 59).