James Lindsay, 5th Earl of Balcarres
James Lindsay, 5th Earl of Balcarres (14 November 1691 – 20 February 1768) was a Scottish peer, the son of Colin Lindsay, 3rd Earl of Balcarres and Lady Margaret Campbell, daughter of the Earl of Loudoun.
He became the 5th Earl of Balcarres on 25 July 1736 on the death of his brother Alexander Lindsay, 4th Earl of Balcarres.
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.
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.
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).
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
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.
Guillaume Wittouck
Guillaume Wittouck( 1749- 1829) was a Belgian lawyer and High Magistrate.
He was the Grandfather of industrialist Paul Wittouck.
Hugh Primrose Lindsay
Hugh Primrose Lindsay (31 October 1765 – 23 April 1844) was a British naval captain, Chairman of the East India Company and Member of Parliament.
He was the 5th surviving son of James Lindsay, 5th Earl of Balcarres.
He joined the Royal Navy in 1779 and was promoted to lieutenant in 1782, but by 1787 had left the navy to join the British East India Company's marine service, where he was promoted captain in 1793.
In 1814 he was made a Director of the East India Company, a position he held unto his death, being elected Deputy Chairman for 1826-27 and Chairman for 1827-28.
In 1820 he was elected MP for Perth Burghs, sitting until 1830.
He died in London in 1844.
He had married Jane, the daughter of the Hon.
Alexander Gordon, Lord Rockville, with whom he had a son and a daughter.
He was succeeded, after the death of his wife, by his son Hugh Hamilton Lindsay.
Enguerrand I, Count of Ponthieu
Enguerrand I was the son of Hugh I of Ponthieu and Gisela, daughter of Hugh Capet.

Question: Who is Hugh Primrose Lindsay's paternal grandfather?
Answer: Colin Lindsay