Sigismund, Duke of Bavaria
Sigismund of Bavaria (26 July 1439 – 1 February 1501) was a member of the Wittelsbach dynasty.
He ruled as Duke of Bavaria-Munich from 1460 to 1467, and then as Duke of Bavaria-Dachau until his death.
Henry VII, Duke of Bavaria
Henry VII (died 16 October 1047) was the count of Luxembourg (as Henry II) from 1026 and duke of Bavaria from 1042 until his death.
He was a son of Frederick of Luxembourg, count of Moselgau, and possibly Ermentrude of Gleiberg.
In 1026, he inherited Luxembourg from his uncle Henry I.
This included charge of the abbeys of Saint-Maximin in Trier and Saint-Willibrord in Echternach.
In 1042, he was given Bavaria by the Emperor Henry III, who had hitherto held it, but who needed a resident duke to deal with the raids of Samuel Aba, king of Hungary.
He never married.
His brother Giselbert succeeded him in Luxembourg, while Bavaria escheated to the emperor, who gave it to Cuno.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Catherine of Alençon
Catherine d' Alençon( bef. 1396 – 22 June 1462 in Paris) was a younger daughter of Peter II of Alençon and his wife Marie Chamaillart, Viscountess of Beaumont- au- Maine.
Catherine was the second wife of Louis VII, Duke of Bavaria.
Catherine was also maid of honour to Louis' sister, Isabeau of Bavaria.
Duchess Marie Gabrielle in Bavaria
Duchess Marie Gabrielle in Bavaria( 9 October 1878 in Tegernsee, Bavaria – 24 October 1912 in Sorrento, Italy) was the youngest daughter of Duke Karl Theodor in Bavaria and his second wife, Infanta Maria Josepha of Portugal.
She married Prince Rupprecht of Bavaria in 1900 but died before he became Crown Prince.
Through her second son Albrecht, Marie Gabrielle was the grandmother of the present Duke of Bavaria, Franz.
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.
Anne Denman
Anne Denman( 1587–1661) was born in Olde Hall, Retford, Nottinghamshire.
Through a fortunate second marriage with Thomas Aylesbury, she became the grandmother of Lady Anne Hyde, Duchess of York and great- grandmother of Queen Mary II and Queen Anne.
Kaoru Hatoyama
After the elections of 2009, she became more widely known as the grandmother of Prime Minister Yukio Hatoyama and his politician brother Kunio Hatoyama.
Frederick of Luxembourg
Frederick of Luxembourg (965 – 6 October 1019), Count of Moselgau, was a son of Siegfried of Luxembourg and Hedwig of Nordgau.
By a wife whose name is unknown (certain historians give her as Ermentrude, Countess of Gleiberg), he had:

Question: Who is the paternal grandmother of Henry Vii, Duke Of Bavaria?
Answer: Hedwig of Nordgau