Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Charles d'Évreux
Charles d'Évreux (1305 – 5 September 1336) was the son of Louis, Count of Évreux and Margaret of Artois.
From his father, he inherited the lordship of Étampes, which was made a county in 1327.
He married Maria de La Cerda y de Lara, the daughter of Fernando de la Cerda, in April 1335 at Poissy.
They had two children:
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.
Marie-Anne Gaboury
Marie-Anne Lagimodière (née Gaboury; 15 August 1780 – 14 December 1875) was a French-Canadian woman noted as both the grandmother of Louis Riel, and as the first woman of European descent to travel to and settle in what is now Western Canada.
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:
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.
Louis I, Count of Loon
Louis I, Count of Loon( Looz)( after 1107 – 11 August 1171) was the Count of Loon, which he inherited from his father.
He ruled from approximately 1139 until his death.
Philipp Louis, Count of Erbach-Erbach
Philipp Louis, Count of Erbach- Erbach( 10 June 1669 – 17 June 1720), was a German prince member of the House of Erbach and ruler over Erbach, Freienstein, Wildenstein, Michelstadt and Breuberg.
Born in Erbach, he was the third child and eldest son of George Louis I, Count of Erbach- Erbach and his wife Countess Amalia Katharina of Waldeck- Eisenberg, a daughter of Philipp Dietrich, Count of Waldeck- Eisenberg.
Louis I, Count of Étampes
Louis d'Évreux, Count of Étampes (1336 – 6 May 1400) was the son of Charles d'Évreux and Maria de La Cerda y Lara.
According to Froissart he was captured at Poitiers and ransomed.
He later served as one of the royal hostages given to Edward III of England to guarantee the Treaty of Brétigny.
In the 1390s, Louis was included in the entourage of John, Duke of Berry, who ultimately succeeded him in Étampes.
He married Jeanne (d. 1389), daughter of Raoul I of Brienne, Count of Eu and widow of Walter VI of Brienne, but they had no children.

Question: Who is the paternal grandmother of Louis I, Count Of Étampes?
Answer: Margaret of Artois