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.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
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.
Floris IV, Count of Holland
Floris IV (24 June 1210 – 19 July 1234) was a Dutch nobleman who was Count of Holland from 1222 to 1234.
He was born in The Hague, a son of William I of Holland and his first wife, Adelaide of Guelders.
Floris succeeded his father in 1222.
His regent was Baldwin of Bentheim.
He acquired the Land of Altena.
He had constant disputes with the bishop of Utrecht, Otto II of Lippe, but helped him against the peasants of Drenthe in 1227.
Floris fought in the crusade against the Stedinger north of Bremen in 1234.
On 19 July 1234, he was killed at a tournament in Corbie, France.
He was buried at Rijnsburg Abbey.
Floris de Voogd
Floris de Voogd (c. 1228 – Antwerp, March 26, 1258) "the guardian" of Holland, son of Floris IV, Count of Holland (1210–1234) and Matilda of Brabant (ca.
1202-1267)
.
He reigned temporarily for William II of Holland while the latter was engaged in Germany.
After King William's death in 1256 he was guardian of Floris V, Count of Holland, son of William.
He is sometimes referred to as "Florentius tutor".
He defeated the army of Flanders that had invaded Walcheren in 1253, where he captured Guy and John of Dampierre, both sons of Margaret II, Countess of Flanders and commanders for Flanders.
In 1256 he signed a peace treaty (called the "Treaty of Péronne") with Flanders on the status of Zeeland, reaffirming Flanders' rights west of the Scheldt river.
Flanders was forced to compensate Holland for the damages of the war and only after this Margaretha's sons were freed.
Floris was killed at a tournament in Antwerp, and was buried in Middelburg.
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.
Bob de Voogd
Bob de Voogd( born 16 September 1988) is a Dutch field hockey player who plays as a midfielder or forward for Belgian club Braxgata and the Dutch national team.
Gülbahar Hatun (wife of Mehmed II)
Gülbahar Hatun( 1432 – 1492) was the consort of Sultan Mehmed II, and mother of Sultan Bayezid II of the Ottoman Empire and the grandmother of Selim I.
Mona Hopton Bell
Mona Hopton Bell( 1867- 1940) was a British artist, best known for her portraits of civic figures.
She was the grandmother of the painter Jean H. Bell.
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.

Question: Who is Floris De Voogd's paternal grandmother?
Answer: Adelaide of Guelders