Pedro III (the Great of) Aragon King of Aragon & Constance of Sicily 
the Great of and Constance of were married in a religious ceremony on June 13th, 1262 in Montpelier, Herault, France.1 They had two sons and a daughter, named The Liberal of, , the Just of and Isabel of.
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Personal Details
Pedro III (the Great of) Aragon King of Aragon
Pedro III, known as the Great of, was born in 1240.2 He died at the age of 45 on November 11th, 1285.3 4
Constance of Sicily
Constance of was born in 1249.5 She died at the age of 52 in 1301 in Barcelona, Catalonia, Spain.6
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Children
Alfonso III (The Liberal of) Aragon King of Aragon
Alfonso III, known as The Liberal of, was born on November 4th, 1265 in Valencia, Spain.7 He died at the age of 25 on June 18th, 1291 in Barcelona, Catalonia, Spain.8
Jaime II (, the Just of) Aragon King of Aragon
Jaime II, known as , the Just of, was born on August 10th, 1267 in Valencia, Spain.9 He died at the age of 60 on November 2nd, 1327 in Barcelona, Catalonia, Spain.10
St. Isabel of Aragon
Isabel of was born on January 4th, 1271 in Saragossa, Spain.11 She died at the age of 65 on July 4th, 1336 in Estremos.12