William XII, Count of Auvergne
William XII of Auvergne( 1300 – 1332) was Count of Auvergne and Count of Boulogne between 1325 and 1332.
He was the eldest son of Robert VII of Auvergne and Blanche of Bourbon, daughter of Robert, Count of Clermont.
He married Margaret of Évreux( 1307 – 1350), daughter of Louis, Count of Évreux and Margaret of Artois .< br>
William died young and had only one daughter:
Robert, Count of Burgundy
Robert, Count of Burgundy( 1300 – 1315) was the son of Otto IV, Count of Burgundy and Mahaut, Countess of Artois.
He was count of Burgundy between 1302 and 1315.
He died in 1315, and was succeeded by his sister, Joan II, and brother- in- law, Philip II, later queen and king of France.
Philip of Artois
Philip of Artois( 1269 – 11 September 1298) was the son of Robert II of Artois, Count of Artois, and Amicie de Courtenay.
He was the Lord of Conches, Nonancourt, and Domfront.
He married Blanche of Brittany, daughter of John II, Duke of Brittany, and had the following children:
He served under his father at the Battle of Furnes, where he was wounded.
He never recovered, and died of the effects over a year later.
He was buried in the now- demolished church of the Couvent des Jacobins in Paris.
His premature death led to a legal battle later, when Artois was left to his sister Mahaut rather than his son Robert.
Margaret of Artois
Margaret of Artois( 1285–1311) was the eldest child of Philip of Artois and his wife, Blanche of Brittany.
She was a member of the House of Artois.
She was married to Louis d'Évreux.
By her marriage, Margaret was Countess consort of Évreux.
Minamoto no Chikako
She was the mother of Prince Morinaga.
Thierry Larchier d'Hirson
Thierry Larchier d' Hirson or d' Hireçon, or de Hérisson,( 1270 in Bourbonnais – 23 August 1328) was a French cleric under Robert II, Count of Artois.
Hirson was employed by Philip IV of France on several occasions.
He became a canon of Arras in 1299; chancellor of Mahaut, Countess of Artois in 1303; provost of Aire- sur- la- Lys in 1309; and was appointed Bishop of Arras in April 1328.
He died on 23 August 1328.
Hirson was involved with Jeanne de Divion, who, in revenge for what she did not inherit upon the bishop's death, procured false documents for Robert III of Artois so that he could recover the County of Artois, which had been bestowed upon his great aunt Mahaut, Countess of Artois, in a legal dispute.
Blanche of Castile
Blanche of Castile (4 March 1188 – 27 November 1252) was Queen of France by marriage to Louis VIII.
She acted as regent twice during the reign of her son, Louis IX: during his minority from 1226 until 1234, and during his absence from 1248 until 1252.
She was born in Palencia, Spain, 1188, the third daughter of Alfonso VIII, King of Castile, and Eleanor of England.
Joan of Valois, Countess of Beaumont
Joan of Valois (1304–1363) was the daughter of Charles of Valois and his second wife Catherine I of Courtenay, titular empress of Constantinople.
Half sister to Philip VI of Valois, in around 1320 she married Robert III of Artois, Count of Beaumont-le-Roger and seigneur of Conches.
They had five known children:
Robert III of Artois had attempted to recover the title of count of Artois, which had been taken from him by his aunt Mahaut of Artois, but was condemned and exiled in 1331 for making and presenting forged documents in the process of filing against her.
Joan of Valois and their children were therefore imprisoned by order of her half-brother Philip VI.
Robert I, Count of Artois
Robert I (25 September 1216 – 8 February 1250), called the Good, was the first Count of Artois, the fifth (and second surviving) son of Louis VIII of France and Blanche of Castile.
Thuringbert, Count of Hesbaye
Thuringbert (735–770), Count of Hesbaye and Count of Wormsgau, son of Robert I, Count of Hesbaye, and Williswinda.
Thuringbert and his wife (name unknown) had one child:
Thuringbert was succeeded as Count of Hesbaye by his son Robert.

Question: Where was the mother of Robert I, Count Of Artois born?
Answer: Palencia