Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Prithvipati Shah
Prithvipati Shah( ?–1716) was the king of the Gorkha Kingdom in the Indian subcontinent, present- day Nepal.
He was the grandfather of Nara Bhupal Shah.
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
Nils Fredrik Julius Aars
Nils Fredrik Julius Aars (9 March 1807 – 11 June 1865) was a Norwegian priest and politician.
He was born in Enebakk as a son of priest and politician Jens Aars (1780–1834).
His grandfather migrated to Norway from Aars, Denmark in 1757.
Aars married Sophie Stabell, and the couple had several children, including the writer Sophus Christian Munk Aars.
Nils was also an uncle of banker and politician Jens Ludvig Andersen Aars and a first cousin of educator Jacob Jonathan Aars.
He was elected to the Norwegian Parliament in 1848 and 1851, representing the constituency of Finmarkens Amt.
He was a vicar there.
He died in 1865 in Østre Toten.
John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
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.
Olaf Schmäler
Olaf Schmäler( born 10 November 1969) is a German former footballer.
He is the twin brother of Nils Schmäler.
Guillaume Wittouck
Guillaume Wittouck( 1749- 1829) was a Belgian lawyer and High Magistrate.
He was the Grandfather of industrialist Paul Wittouck.
Jens Aars
Jens Aars (1 October 1779 – 27 March 1834) was a Norwegian priest and Member of Parliament.
Jens Aars was born in Christiania (now Oslo, Norway).
He was the son of district stipendiary magistrate Jacob Aars (1736–1807), who had migrated to Norway from Aars, Denmark in 1757.
He was a student at Christiania Latin School and earning his theological degree with honors in 1801.
In 1804 he became assistant pastorat Rødøy Church, in 1806 substitute priest in Enebakk in Akershus and in 1817 vicar to Hadsel in Nordland.
He was transferred to Lier in Buskerud in August 1821.
Aars was elected to the Norwegian Parliament in 1821, representing the constituency of Nordlands Amt.
He was a member of the Parliamentary deputation to Stockholm in 1823.
In 1832 he became a member of the Swedish Order of Vasa cleric ("Vasaordenen").
In 1803, he was married to Nicoline Elisabeth Mielsen (1783-1874).
Their children included priest and politician Nils Fredrik Julius Aars.
They were also the grandparents of writer Sophus Christian Munk Aars as well as banker and politician Jens Ludvig Andersen Aars.
Also, through his brother, Jens Aars was an uncle of educator
Jacob Jonathan Aars and granduncle of philosopher Kristian Birch-Reichenwald Aars and architect Harald Aars.
He was also a maternal great-grandfather of Harald Gram.
Fujiwara no Nagara
, also known as Fujiwara no Nagayoshi, was a Japanese statesman, courtier and politician of the early Heian period.
He was the grandfather of Emperor Yōzei.

Question: Who is Nils Fredrik Julius Aars's paternal grandfather?
Answer: Jacob Aars