Jon Leach
Jonathan Leach( born April 18, 1973) is a former professional tennis player from the United States.
He is the husband of Lindsay Davenport.
Peter III of Aragon
Peter III of Aragon (November 1285) was King of Aragon, King of Valencia (as Peter I), and Count of Barcelona (as) from 1276 to his death.
At the invitation of some rebels, he conquered the Kingdom of Sicily and became King of Sicily in 1282, pressing the claim of his wife, Constance II of Sicily, uniting the kingdom to the crown.
Andrew Upton
Andrew Upton( born 1 February 1966) is an Australian playwright, screenwriter, and director.
He is the husband of actress Cate Blanchett.
Margaret of Sicily
Margaret of Sicily( also called Margaret of Hohenstaufen or Margaret of Germany)( 1 December 1241, in Foggia – 8 August 1270, in Frankfurt- am- Main) was a Princess of Sicily and Germany, and a member of the House of Hohenstaufen.
By marriage she was Landgravine of Thuringia and Countess Palatine of Saxony( German:" Landgräfin von Thüringen und Pfalzgräfin von Sachsen").
She was the daughter of Frederick II, Holy Roman Emperor, King of Sicily and Germany, by his third wife, Isabella of England.
Her paternal grandparents were Henry VI, Holy Roman Emperor and Constance of Sicily.
Her maternal grandparents were John of England and Isabella of Angoulême.
Adelaide del Vasto
Adelaide del Vasto( Adelasia, Azalaïs)( – 16 April 1118) was countess of Sicily as the third spouse of Roger I of Sicily, and Queen consort of Jerusalem by marriage to Baldwin I of Jerusalem.
She served as regent of Sicily during the minority of her son Roger II of Sicily from 1101 until 1112.
James Sicily
James Sicily( born 6 January 1995) is a professional Australian rules footballer who plays as a forward and defender for the Hawthorn Football Club in the Australian Football League( AFL).
Stan Marks
Stan Marks is an Australian writer and journalist.
He is the husband of Holocaust survivor Eva Marks.
Constance of Arles
Constance of Arles( c. 986 – 28 July 1032), also known as Constance of Provence, was queen of France as the third spouse of King Robert II of France.
Constance of Sicily, Queen of Aragon
Constance II of Sicily  was Queen consort of Aragon as the wife of Peter III of Aragon and a pretender to the Kingdom of Sicily from 1268 to 1285.
She was the only daughter of Manfred of Sicily and his first wife, Beatrice of Savoy.
Stan Rice
Stan Rice( November 7, 1942 – December 9, 2002) was an American poet and artist.
He was the husband of author Anne Rice.

Question: Where was the husband of Constance Of Sicily, Queen Of Aragon born?