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.
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.
Liu Sui
Liu Sui (died 154 BC) was the son of Liu You.
When Emperor Wen of Han ascended to the throne in 180 BC, Sui was made the Prince of Zhao in place of Lü Lu while other relatives were given other principalities to rule at the end of Lü Clan Disturbance.
During the reign of Emperor Jing of Han, key advisor Chao Cuo suggested that the emperor use past ignored offences committed by the princes to reduce size of their lands, and Sui lost the Changshan Commandery in this process.
Out of anger at this decision by the emperor, Sui was persuaded to join the Rebellion of the Seven States.
He allied with the Xiongnu forces and battled general Li Ji's forces.
The Zhao forces were eventually wiped out by general Luan Bu followed by his conquest in the Qi state regions, and Sui committed suicide.
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.
Liu You
Liu You (died 181 BC) was the sixth son of Emperor Gaozu of Han.
He was made Prince of Huaiyang in 196 BC, and recreated as Prince Ji of Zhao two years later.
You married Empress Dowager Lü's niece and was found to be having affairs with secret mistress.
Empress Dowager Lü summoned him to the capital and imprisoned him there without food.
While in prison, You made a song cursing the deeds which Empress Dowager Lü had done to the Liu family.
He was afraid to commit suicide and ended up starving to death.
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
Guillaume Wittouck
Guillaume Wittouck( 1749- 1829) was a Belgian lawyer and High Magistrate.
He was the Grandfather of industrialist Paul Wittouck.
Liu Xiong
Liu Xiong was an official who lived during the Eastern Han dynasty of China.
He was the father of Liu Hong and grandfather of the Shu Han warlord Liu Bei.
According to the Three Kingdoms article, he is a descendant of Liu Sheng, Prince of Zhongshan.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.

Question: Who is Liu Sui's paternal grandfather?
Answer: Emperor Gaozu of Han