Jahan Shah (Mughal prince)
Khujaista Akhtar Jahan Shah (4 October 1673 – 30 March 1712) was the fourth son of Emperor Bahadur Shah I.
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
Mahmud Shah Bahadur
Bidar Bakht Mahmud Shah Bahadur Jahan Shah was the Mughal Emperor for a brief period in 1788 after Shah Alam II was deposed by Ghulam Qadir.
Mahmud Shah Bahadur was the son of a former Mughal Emperor, Ahmad Shah Bahadur.
He himself became emperor for a brief period in 1788 as a puppet of Ghulam Qadir, after Shah Alam II had been deposed and blinded.
He was allegedly put to death in 1790 by order of Shah Alam II, supposedly for usurping his authority in 1788.
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
Ahmad Shah Bahadur
Ahmad Shah Bahadur , also known as Mirza Ahmad Shah  or
Mujahid-ud-Din Ahmad Shah Ghazi  (23 December 1725 – 1 January 1775) was born to Mughal Emperor Muhammad Shah.
He succeeded his father to the throne as the 13th Mughal Emperor in 1748 at the age of 22.
When Ahmed Shah Bahadur came to power the Mughal Empire was collapsing, furthermore his administrative weaknesses eventually led to the rise of the usurping Feroze Jung III.
Ahmed Shah Bahadur inherited a much weakened Mughal state.
He was emperor in title for
six years, but left all affairs of state to rivalling factions.
He was deposed by the Vizier Feroze Jung III and later blinded along with his mother.
He spent the remaining years of his life in prison and died of natural causes in January 1775.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
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.
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.
John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).

Question: Who is Mahmud Shah Bahadur's paternal grandfather?
Answer: Muhammad Shah