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.
John V, Count of Armagnac
John V of Armagnac( Fr.:" Jean V, comte d' Armagnac")( 1420 – 5 March 1473), the penultimate Count of Armagnac of the older branch.
He was the son of John IV of Armagnac and Isabella of Navarre.
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.
Marie of Armagnac
Marie of Armagnac( c. 1420–1473) was a French noblewoman, daughter of John IV of Armagnac and his second wife, Isabella of Navarre.
Through her son, she would eventually become the great- grandmother of Henry IV of France.
Bernard of Thiron
Bernard of Thiron, also known as Bernard of Ponthieu and Bernard of Abbeville, was the founder of the Tiron Abbey and the Tironensian Order.
Bonne of Armagnac
Bonne of Armagnac( 19 February 1399 – 1430/35) was the eldest daughter of Bernard VII, Count of Armagnac and Constable of France, and his wife Bonne of Berry.
Bernard I, Count of Armagnac
Bernard I (died 995), called the Cross-Eyed, was the first Count of Armagnac.
He was the second son of William Garcés of Fézensac.
When William died in 960, he divided his county up, giving Fézensac to his eldest son Odo, Armagnac to Bernard, and to the youngest son Fredelon.
For his many sins, Bernard planned a pilgrimage to Jerusalem, but never accomplished the feat.
Instead, he founded a basilica dedicated to Saint Orens of Auch.
His son Gerald succeeded him.
John I, Count of Armagnac
John I of Armagnac( French: Jean d’ Armagnac; 1311 – 16 May 1373), son of Bernard VI and Cecilia Rodez, was Count of Armagnac from 1319 to 1373.
In addition to Armagnac he controlled territory in Quercy, Rouergue and Gévaudan.
He was the count who initiated the 14th century expansion of the county.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
William Garcés of Fézensac
William García (also "Guillaume Garcès" or "Guillermo Garcés") (died 960) was a Count of Fézensac.
He was the second son of García II of Gascony and Amuna.
When García II died in or around 926, he gave Gascony to his eldest son Sancho IV and created appanages for his younger sons:
Fézensac for William and Astarac for Arnold.
Fézensac included Auch, Vic, and the Armagnac.
William himself divided his county amongst his heirs:

Question: Who is the paternal grandmother of Bernard I, Count Of Armagnac?
Answer: Amuna