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.
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
John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
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.
Yejong of Goryeo
Yejong of Goryeo (11 February 1079 – 15 May 1122)
(r. 1105–1122) was the 16th monarch of the Korean Goryeo dynasty.
He was the eldest son of King Sukjong and Queen Myeongui, and succeeded to the throne upon his father's death.
Yejong's reign was a period of strengthening of the central administration, a strong army, the development of education and arts, and a high point of Buddhist and Daoist spirituality.
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
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.
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.
Injong of Goryeo
Injong of Goryeo (29 October 1109 – 10 April 1146)
(r. 1122–1146) was the 17th monarch of the Korean Goryeo dynasty.
He was the eldest son of King Yejong and Queen Sundeok, the daughter of Yi Cha-gyeom.
His reign saw two major internal crises that nearly ended the House of Wang, and a collapse of the Northern Song and the establishment of the Jurchen Jin dynasty as the dominant power in the East Asia.

Question: Who is Injong Of Goryeo's paternal grandfather?