Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
John Mackay (poet)
John Mackay( 1656–1754), known as( The Blind Piper), was a Scottish Gaelic poet and composer, and the grandfather of William Ross.
Fred Le Deux
Frederick" Fred" Le Deux( born 4 December 1934) was an Australian rules footballer who played with Geelong in the Victorian Football League( VFL).
He is the grandfather of Tom Hawkins.
Elżbieta Szydłowiecka
Elżbieta Szydłowiecka
(b. 1533, d. 1562) was a Polish–Lithuanian Calvinist noblewoman heiress.
She was the youngest daughter of Court and Great Chancellor Krzysztof Szydłowiecki and Zofia Tagrowicka h. Tarnawa.
She was born in 1533.
She married Chancellor, Marshal and Hetman Mikołaj Krzysztof "the Black" Radziwiłł on 12 February 1548.
Szydłowiecka died in 1562.
Zhao Shoushan
Zhao Shoushan( 12 November 1894 – 20 June 1965) was a KMT general and later Chinese Communist Party politician.
He is the grandfather of Zhao Leji.
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.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Stanisław Radziwiłł
Stanisław "the Pious" Radziwiłł  (May 12, 1559 – March 19, 1599) was a sixth generation Radziwill family noble (szlachcic) of the Grand Duchy of Lithuania in the Polish-Lithuanian Commonwealth.
He was a general starost (elder) of the Duchy of Samogitia (Samaiten, from 1595 until his death), a first ordynat of Olyka, and the Great Lithuanian Marshal (from 1592 until his death).
He was the son of Mikołaj "the Black" Radziwiłł and Elżbieta Szydłowiecka.
Raised as a Calvinist, he converted to Roman Catholicism and was known as a very pious person, which gained him the nickname "Pobożny" (
Pious).
He was also known for his scholarly interests - he collected books and could read in many languages.
He avoided politics, but fought in the wars with Muscovy under the Polish king Stefan Batory.
He built most of the Olyka Castle.
Henry Krause
Henry J." Red" Krause, Jr.( August 28, 1913 – February 20, 1987) was an American football offensive lineman in the National Football League for the Brooklyn Dodgers and the Washington Redskins.
He played college football at St. Louis University.
He is the grandfather of Jennifer Krause
He is the great grandfather of Payton Hoeing

Question: Who is Stanisław Radziwiłł's maternal grandfather?
Answer: Krzysztof Szydłowiecki