Hasan ibn Ali
Al-Hasan ibn Ali ibn Abi Talib (624–670 CE), sometimes spelled Hasan or Hassan, was the eldest son of Ali and Muhammad's daughter Fatimah, and was the older brother of Husayn.
Muslims respect him as a grandson of the Islamic Prophet Muhammad.
Among Shia Muslims, Hasan is revered as the second Imam.
Hasan was elected for the caliphate after his father's death, but abdicated after six or seven months to Muawiyah I, the founder of the Umayyad dynasty to end the First Fitna.
Al-Hasan was known for donating to the poor, his kindness to the poor and bondmen, and for his knowledge, tolerance and bravery.
For the rest of his life, Hasan lived in Medina, until he died at the age of 45 and was buried in the Jannat al-Baqi cemetery in Medina.
His wife, Ja'da bint al-Ash'at, is commonly accused of having poisoned him.
Talha ibn Hasan
Talha ibn Hasan  was, according to a Sunni source, the son Umm Ishaq bint Talhah and Hasan ibn Ali.
Hasan was the second Shi'a
Imam and Umm Ishaq was the daughter of the prominent Muslim general, Talha ibn Ubayd-Allah.
Beshr ibn Hasan
Beshr ibn Hasan( Arabic: بشر بن حسن) was a great- grandson of Muhammad.
He was the son of second Shia Imam Hasan ibn Ali.
He is considered to be one of the martyrs of the Battle of Karbala, although no record describes the circumstances surrounding his death by enemy forces.
The first instance of Beshr ibn Hasan to be listed among the martyrs of Karbala was by Shia scholar Ibn Shahrashub.
Of Hasan ibn Ali's twenty sons, seven participated in the battle, among them Beshr ibn Hasan.
All but one brother was killed during the battle.
In his account of their deaths, Shahrashub writes on Beshr:" ... and it has been said that Beshr has been martyred, too."
Among Beshr ibn Hasan's brothers who were present at the event of Ashura were Amrobne Hasan( who was killed in the event at Karbala when he was a child), Hasan ibn Hasan( who was famously known as' Hasan Muthanna'), Qasim ibn Hasan( who was also considered to be one of the martyrs of Karbala), Abdullah ibn Hasan( Abdullah Asghar).
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.
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.
Hannah Arnold
Hannah Arnold, also known as Hannah Waterman King, was the grandmother of Benedict Arnolds children.
Hasan ibn Hasan
Hasan ibn Hasan (Arabic: حسن بن حسن, Hasan al-Muthana ibn Hasan ibn Ali, popularly known as Hasan al-Muthana) was a great-grandson of Muhammad.
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.
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.

Question: Who is Talha Ibn Hasan's paternal grandmother?
Answer: Fatimah