Louis II, Count of Montpensier
Louis de Bourbon, Count of Montpensier( 1483 – August 14, 1501, Naples) was the son of Gilbert, Count of Montpensier and Claire Gonzaga.
He was Count of Montpensier and Clermont- en- Auvergne and Dauphin d'Auvergne from 1496 to his death.
He died unmarried and was succeeded by his brother Charles III, Duke of Bourbon.
Louis, Prince of La Roche-sur-Yon
Louis de Bourbon( 1473 – 1520) styled as the" Prince of La Roche- sur- Yon" was born in 1473.
He was the son of John II, Count of Vendôme and Isabel de Beauveau.
He married his cousin, Louise de Bourbon, Duchess of Montpensier, eldest daughter of Gilbert of Bourbon, Count of Montpensier and Clara Gonzaga, on 21 March 1504, by whom he had three children.
He died in 1520.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Gilbert, Count of Montpensier
Gilbert de Bourbon, Count of Montpensier( 1443 – 15 October 1496, Pozzuoli) was the son of Louis de Bourbon and Gabrielle La Tour, Count of Montpensier and Dauphin d'Auvergne.
He was appointed to the Order of Saint Michael by Charles VIII in October 1483.
John I, Duke of Bourbon
Jean de Bourbon (1381–1434) was Duke of Bourbon, from 1410 to his death and Duke of Auvergne since 1416.
He was the eldest son of Louis II and Anne of Auvergne.
Through his mother, John inherited the County of Forez.
During the Armagnac–Burgundian Civil War he took sides against the Burgundians.
John was captured at the Battle of Agincourt and died a prisoner in London, in spite of the payment of several ransoms, and promises to support the king of England as king of France.
In 1400 in Paris, he married Marie, Duchess of Auvergne, daughter of John, Duke of Berry, who inherited the Auvergne title from her father.
They had three sons:
In addition, he had an illegitimate daughter:
Louis I, Count of Montpensier
Louis de Bourbon (1405 – May 1486) was the third son of John I, Duke of Bourbon and Marie, Duchess of Auvergne.
He was Count of Montpensier, Clermont-en-Auvergne and Sancerre and Dauphin of Auvergne and was a younger brother of Charles I of Bourbon.
He founded the Bourbon-Montpensier branch of the House of Bourbon, who would eventually take over the Duchy in 1505.
Hubba bint Hulail
Hubba bint Hulail was the grandmother of Hashim ibn' Abd Manaf, thus the great- great- great- grandmother of the Islamic" Nabī"( Prophet) Muhammad ibn Abdullah.
Tjuyu
Tjuyu( sometimes transliterated as Thuya or Thuyu) was an Egyptian noblewoman and the mother of queen Tiye, and the wife of Yuya.
She is the grandmother of Akhenaten, and great grandmother of Tutankhamun.
Charlotte of Lorraine
Charlotte de Lorraine- Armagnac( 6 May 1678 – 21 January 1757) was a Princess of Lorraine by birth and daughter of Louis, Count of Armagnac.
She was known as" Mademoiselle d' Armagnac" and died unmarried.
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:

Question: Who is Louis I, Count Of Montpensier's paternal grandmother?
Answer: Anne of Auvergne