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.
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.
Yang Jun (martial artist)
Yang Jun was born in Taiyuan, Shanxi, China in 1968 into the famous Yang family of martial artists.
A son of Yang Dao Fang and a grandson of Yang Zhenduo, he is a direct descendant of Yang Cheng Fu and of Yang Lu Chan, the creator of Yang-style t'ai chi ch'uan.
Yang Jun is a sixth-generation descendant of the Yang Family of t'ai chi ch'uan, and is the fifth lineage-holder of the style.
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.
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.
Yang Wenguang
Yang Wenguang (楊文廣) (died 1074) was a general in ancient China's Northern Song Dynasty.
In history, Yang Wenguang was the son of Yang Yanzhao, however, he is the grandson of Yang Yanzhao in the popular fictionalized stories of Yang clan warriors.
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
Yang Yanzhao
Yang Yanzhao (楊延昭) (958 – 9 February 1014), named Yang Yanlang (楊延朗) before 1012 and Liu Yanlang (劉延朗) before 979, was a military general in ancient China's Northern Song Dynasty.
For over 2 decades he defended Song's northern border against the Khitan-ruled Liao Dynasty, helping Song thwart Liao's repeated invasion attempts between 999 and 1004.
He was one of Yang Ye's 7 sons.
"
History of Song" mentions that he was called Yang Liulang
(楊六郎, literally "Yang's 6th son") by the Khitans who feared him.
In the largely fictional legends of "Generals of the Yang Family", Yang Yanzhao is Yang Ye's 6th eldest son to explain this nickname, even though historians believe he was actually the eldest or 2nd eldest son.

Question: Who is the paternal grandfather of Yang Wenguang?