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.
Hüma Hatun
Hüma Hatun (1410 ‒ September 1449) was the fourth wife of Ottoman Sultan Murad II and mother of Mehmed II and the grandmother of Bayezid II.
Mieszko Bolesławowic
Mieszko Bolesławowic (c. 1069–1089) was the only son of Bolesław II the Generous, King of Poland.
Mieszko was Prince of Cracow from 1086 until his death in 1089.
Bolesław II the Generous
Bolesław II the Generous, also known as the Bold and the Cruel ("ŚmiałyOkrutny";
c. 1042 – 2 or 3 April 1081 or 1082), was Duke of Poland from 1058 to 1076 and third King of Poland from 1076 to 1079.
He was the eldest son of
Duke Casimir I the Restorer and Maria Dobroniega of Kiev.
Bolesław II is considered to have been one of the most capable of the Piast rulers.
In 1075 he re-established the Archdiocese of Gniezno (consecrated in 1064) and founded the Diocese of Płock.
He established Benedictine monasteries in Mogilno, Lubin and Wrocław.
Bolesław II was also the first Polish monarch to produce his own coinage in quantity great enough to replace the foreign coins prevalent in the country during the reigns of the first Piast kings.
He established royal mints in Kraków and Wrocław and reformed the coinage, which brought considerable revenue into the royal coffers.
All these efforts had an enormous influence on the economic and cultural development of the country.
According to the chronicler Gallus Anonymus, during his reign he was called "largusthe Generous" in English, "Szczodry" in Polish) as he founded many churches and monasteries throughout Poland.
The nickname "the BoldŚmiały") was only given to Bolesław II for the first time in the later "Chronicle of the Polish kings", although it was considered by historiography of the 19th and 20th centuries as a contemporary nickname.
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.
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.
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.
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 Mieszko Bolesławowic's paternal grandmother?
Answer: Maria Dobroniega of Kiev