Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Ælfgifu of Shaftesbury
Saint Ælfgifu of Shaftesbury, also known as Saint Elgiva (died 944) was the first wife of
Edmund I (r. 939–946), by whom she bore two future kings, Eadwig (r. 955–959) and Edgar (r. 959–975).
Like her mother Wynflaed, she had a close and special if unknown connection with the royal nunnery of Shaftesbury (Dorset), founded by King Alfred, where she was buried and soon revered as a saint.
According to a pre-Conquest tradition from Winchester, her feast day is 18 May.
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.
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.
Edgar the Peaceful
Edgar (8 July 975), known as the Peaceful or the Peaceable, was King of England from 959 until his death.
He was the younger son of Edmund I and Ælfgifu of Shaftesbury, and came to the throne as a teenager, following the death of his older brother Eadwig.
As king, Edgar further consolidated the political unity achieved by his predecessors, with his reign being noted for its relative stability.
His most trusted advisor was Dunstan, whom he recalled from exile and made Archbishop of Canterbury.
The pinnacle of Edgar's reign was his coronation at Bath in 973, which was organised by Dunstan and forms the basis for the current coronation ceremony.
After his death he was succeeded by his son Edward, although the succession was disputed.
Purnima (Hindi actress)
Purnima Das Verma( born Meherbhano Mohammad Ali) was an Indian film actress who worked predominantly in Hindi language films.
She is the grandmother of actor Emraan Hashmi.
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.
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.
Diana Guardato
Diana Guardato was a member of the aristocratic Patrician Guardato family, and had three children with King Ferdinand I: Diana Guardato is the 16th- Great Grandmother of His Royal Highness Albert II of Belgium, 15th- Great Grandmother of His Majesty Juan Carlos
I of Spain, 17th- Great Grandmother of Philippe of Belgium, 14th- Great Grandmother of His Majesty Manuel II of Portugal, 16th- Great Grandmother of Grand Duke Henri, as well as many others.
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.

Question: Who is Edgar The Peaceful's maternal grandmother?
Answer: Wynflaed