John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
Mohammed bin Khalifa bin Zayed Al Nahyan
Mohammed bin Khalifa bin Zayed Al Nahyan is a Emirati royal politician.
He is the son of current Emir of Abu Dhabi emirate and President of the United Arab Emirates, Khalifa bin Zayed Al Nahyan.
Sheikh Mohammed is the member of Executive Council of Abu Dhabi( the cabinet of Abu Dhabi).
He is also on the board of directors of Abu Dhabi Investment Authority( Abu Dhabi's sovereign wealth fund), under the chairman, his father.
In 2009, he was appointed chairman of Abu Dhabi Retirement Pensions and Benefits Fund.
He is the chairman of Abu Dhabi department of finance while acting chairman is Hamad Al Hurr Al Suwaidi.
Abu Kalijar
Abu Kalijar Marzuban (died October 1048) was the Buyid amir of Fars (1024–1048), Kerman (1028–1048) and Iraq (1044–1048).
He was the eldest son of Sultan al-Dawla.
Abu Mansur Fulad Sutun
Abu Mansur Fulad Sutun( died 1062) was the last Buyid amir of Fars, ruling more or less continuously from 1048 until his death.
He was the son of Abu Kalijar.
Sultan al-Dawla
Abu Shuja (993 – December 1024), better known by his "laqab" of Sultan al-Dawla (Persian: سلطان الدوله, "Power of the Dynasty"), was the Buyid amir of Fars (1012–1024) and Iraq (1012–1021).
He was the son of Baha' al-Dawla.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
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.
Abu Sa'd Khusrau Shah
Abu Sa'd Khusrau Shah, was the Buyid amir of Fars( 1049 and 1051- 1054).
He was the son of Abu Kalijar.
Al-Malik al-Rahim
Abu Nasr Khusrau Firuz( died 1058 or 1059), better known by his" laqab" of Al- Malik al- Rahim(" the merciful king") was the last Buyid amir of Iraq( October 1048 – 1055).
He was the son of Abu Kalijar.

Question: Who is Abu Kalijar's paternal grandfather?