Bolko III of Münsterberg
Bolko III of Münsterberg (– 13 June 1410) was a Duke of Münsterberg (Ziębice) from 1358 until his death, and ruler over Gleiwitz (Gliwice) during 1369–1373.
He was the eldest son of Nicholas the Small, Duke of Münsterberg, by his wife Agnes, daughter of Herman Krušina of Lichtenberg.
Kaya Alp
Kaya Alp was, according to Ottoman tradition, the son of Kızıl Buğa and the father of Suleyman Shah, who was, in turn, the grandfather of Ertuğrul, and the great grandfather of the Ottoman Empire founder, Osman I.
Victor, Duke of Münsterberg
Victor, Duke of Münsterberg also:" Victor, Duke of Münsterberg and Opava";;( 29 May 1443 in Cieszyn – 30 August 1500 in Cieszyn) was an Imperial Count from 1459 and Count of Kladsko.
From 1462 until his death, he was Duke of Münsterberg, and from 1465 to 1485 Duke of Opava.
Euphemia of Münsterberg
Euphemia of Münsterberg (c. 1385 – 17 November 1447), also known as Euphemia, Countess of Oettingen, was a princess from the Münsterberg (Ziębice) branch of the Piast dynasty, by marriage Countess of Öttingen and sovereign Duchess of Münsterberg during 1435–1443.
She was the third child and eldest daughter of Duke Bolko III of Münsterberg and Euphemia, daughter of Duke Bolesław of Bytom.
Joachim of Münsterberg-Oels
Joachim of Münsterberg( or" Joachim of Münsterberg- Oels"), also: Joachim of Poděbrady( German:" Joachim von Podiebrad"; Czech:" Jáchym z Poděbrad")( 18 January 1503 – 27 December 1562), a member of the Podiebrad family, was Silesian duke of Münsterberg and Oels from 1536 to 1542.
He also held the title of a Count of Kladsko( Kłodzko), though he never actually ruled the county.
From 1545 to 1560 he was Prince- Bishop of Brandenburg.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Albert I, Duke of Münsterberg-Oels
Albert I of Münsterberg- Oels( or; or; 3 August 1468, Kunětická Hora Castle – 12 July 1511, Prostějov) was a member of the House of Poděbrady and a Duke of the Silesian duchies of Münsterberg and Oleśnica and Count of Kladsko.
Karl Christoph, Duke of Münsterberg
Charles Christopher, Duke of Münsterberg( also" Charles Christopher of Poděbrady", or; 22 May 1545, Oleśnica – 17 March 1569, Oleśnica) was duke of Münsterberg from 1565 until his death.
He also held the title of Count of Glatz.
George II, Duke of Münsterberg-Oels
George II of Münsterberg- Oels( also:" George II of Poděbrady";,; 30 April 1512 in Oleśnica – 13 January 1553 in Oleśnica) was a Duke of Münsterberg 1536- 1542 and Duke of Oels.
He also held the title of a Count of Glatz.
Henry II, Duke of Münsterberg
Henry II of Münsterberg( – 11 March 1420) was Duke of Münsterberg( Ziębice) since 1410 until his death( as co-ruler of his brother John I).
He was the third son of Duke Bolko III of Münsterberg by his wife Euphemia, daughter of Duke Bolesław of Bytom.

Question: Who is Euphemia Of Münsterberg's paternal grandfather?
Answer: Nicholas the Small