Joanna of Aragon, Countess of Ampurias
Joanna of Aragon( Barcelona 7 November 1344- Castellón, Ampurias 1385) was the second child of Peter IV of Aragon and his first wife Maria of Navarre.
She was an Infanta of Aragon by birth and Countess of Ampurias by her marriage.
She was a member of the House of Aragon.
Alfonso II of Aragon
Alfonso II (1–25 March 1157 – 25 April 1196), called the Chaste or the Troubadour, was the King of Aragon and, as Alfons I, the Count of Barcelona from 1164 until his death.
The eldest son of Count Ramon Berenguer IV of Barcelona and Queen Petronilla of Aragon, he was the first King of Aragon who was also Count of Barcelona.
He was also Count of Provence, which he conquered from Douce II, from 1166 until 1173, when he ceded it to his brother, Ramon Berenguer III.
His reign has been characterised by nationalistic and nostalgic Catalan historians, as "l'engrandiment occitànic" or "the Pyrenean unity": a great scheme to unite various lands on both sides of the Pyrenees under the rule of the House of Barcelona.
Isabella of Aragon, Queen of Germany
Isabella of Aragon( 1305 – 12 July 1330) was the daughter of James II of Aragon and his second wife Blanche of Anjou.
Queen consort of Frederick I of Austria.
She was a member of the House of Aragon
Rodrigo of Aragon
Rodrigo of Aragon( also called" Little Rodrigo", 1499 – 1512), Duke of Bisceglie and Sermoneta of the House of Trastámara, was the only child of Lucrezia Borgia, daughter of Pope Alexander VI, and her second husband Alfonso of Aragon, son of Alfonso II of Naples.
Sancha of Aragon, Countess of Toulouse
Sancha of Aragon( 1186–1241) was the daughter of King Alfonso II of Aragon and his wife, Sancha of Castile.
Through her marriage to Raymond VII, Count of Toulouse in 1211, she acquired the titles Countess of Toulouse and Marquise of Provence from then until their divorce in 1241.
Sancha's paternal grandparents were Ramon Berenguer IV, Count of Barcelona and Petronilla of Aragon; her maternal grandparents were Alfonso VII of León and Castile and Richeza of Poland, Queen of Castile.
She was the sister of Peter II of Aragon and Alfonso II, Count of Provence.
She had one child, Joan, Countess of Toulouse, who held the same titles as her mother from 1249 to 1271.
Abiathar Crescas
Abiathar Crescas was a 15th- century physician and astrologer from the Crown of Aragon( now part of Spain).
He was head astrologer to King John II of Aragon, father of King Ferdinand of Aragon.
He could remove cataracts by a surgical procedure known as couching.
In 1468 he restored the eyesight of King John in two simple operations, who was completely blind before the surgeries.
Crescas was a leader of Aragon's Jewish community.
Alfonso II, Duke of Gandia
Alfonso of Aragon and Eiximenis, also known as Alfonso II of Gandia" the young" or Alfonso V of Ribagorza( c. 1358 – 31 August 1422) Duke of Gandia, count of Denia and count of Ribagorza, was the son of Alfonso of Aragon and Foix and his wife Violante Jimenez.
He married María of Navarra, daughter of Carlos II of Navarre, on January 20, 1393 in Tudela, Navarra.
After her death, he contracted a second marriage with Violant of Villafeliche.
He had no legitimate children but a son out of wedlock named Jaime of Aragon, whom his father inherited with the barony of Arenós and other places.
He was pretender to the throne of the Crown of Aragon during the Caspe Compromise after the death of his father claiming a better right to the throne being descendant by King Jaime II of Aragon male straight, but had very little support and finished the final vote without any vote in his favor.
He fought beside Fernando of Antequera, who was elected King of Aragon, during the siege of Balaguer when Jaime II of Urgell, one of the pretenders to the throne, revolted against King Ferdinand, blocking the city portal of Lleida, and negotiating the surrender of the rebels.
Alfonso" the younger" prompted the construction of important monuments such as the Monastery of Sant Jeroni de Cotalba and the Ducal Palace of Gandía, which were formerly initiated by his father Alfonso of Aragon and Foix," the old".
On his death without legitimate descendants came a lawsuit by the succession of their territories, which was resolved temporarily giving Gandia to Hugo Cardona and Ribagorza.
A few years later, in 1433, Hugo de Cardona Juan II of Aragon must cede the Duchy of Gandia the infant Juan of Aragon, future.
In this way they returned to join the titles of Duke of Gandia and count of Ribagorza.
Eleanor of Aragon, Countess of Toulouse
Eleanor of Aragon, Countess of Tolouse( 1182–1226) was a daughter of King Alfonso II of Aragon and Sancha of Castile, Queen of Aragon.
She married Raymond VI, Count of Toulouse.
Ramon Berenguer IV, Count of Barcelona
Ramon Berenguer IV (c. 1114 – 6 August 1162, Anglicized Raymond Berengar IV), sometimes called the Saint, was the Count of Barcelona who brought about the union of his County of Barcelona with the Kingdom of Aragon to form the Crown of Aragon.
Alfonso II, Count of Provence
Alfonso II (1180 – February 1209) was the second son of Alfonso II of Aragon and Sancha of Castile.
His father transferred the County of Provence from his uncle Sancho to him in 1185.
Alfonso II was born in Barcelona.
In 1193, Alfonso married Gersenda II of Sabran, daughter of Rainou, Count of Forcalquier and Gersend of Forcalquier.
Their son was Ramon Berenguer IV as count of Provence.
According to explanations in the manuscripts of Gaucelm Faidit's poems, Alfonso was a rival of the troubadour for the love of Jourdaine d'Embrun.
Alfonso II died in Palermo, Sicily, Italy, while accompanying his sister Constance to her wedding with Frederick II, Holy Roman Emperor.

Question: Which country Alfonso Ii Of Aragon's father is from?
Answer: County of Barcelona