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.
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
Arghun
Arghun Khan a.k.a.
Argon
(Mongolian Cyrillic: "Аргун хан"; c. 1258 – 7 March 1291) was the fourth ruler of the Mongol empire's Ilkhanate, from 1284 to 1291.
He was the son of Abaqa Khan, and like his father, was a devout Buddhist (although pro-Christian).
He was known for sending several embassies to Europe in an unsuccessful attempt to form a Franco–Mongol alliance against the Muslims in the Holy Land.
It was also Arghun who requested a new bride from his great-uncle Kublai Khan.
The mission to escort the young Kököchin across Asia to Arghun was reportedly taken by Marco Polo.
Arghun died before Kököchin arrived, so she instead married Arghun's son, Ghazan.
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.
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
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.
John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
Abaqa Khan
Abaqa Khan (1234–1282, , "paternal uncle", also transliterated Abaġa), was the second Mongol ruler ("Ilkhan") of the Ilkhanate.
The son of Hulagu Khan and Lady Yesünčin.
He was the grandson of Tolui and reigned from 1265 to 1282 and was succeeded by his brother Tekuder.
Much of Abaqa's reign was consumed with civil wars in the Mongol Empire, such as those between the Ilkhanate and the northern khanate of the Golden Horde.
Abaqa also engaged in unsuccessful attempts at military invasion of Syria, including the Second Battle of Homs.
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.

Question: Who is Arghun's paternal grandfather?
Answer: Hulagu Khan