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.
Prince Asa
, was the eldest son of King Wideok of Baekje who was sent to Japan in April, 597 to teach the Japanese Buddhism and become teacher of Prince Shōtoku.
In Korea he was known as "Ajwa-taeja".
He was also a talented artist and is known for the portrait of Prince Shōtoku which still hangs in Horyu-ji temple.
It is the oldest known portraiture in Japan.
It depicts Prince Shōtoku in pilgrims clothing with the young princes Prince Yamashiro
no Ōe on the right and Prince Eguri on the left.
His younger brother Imseong-Taeja (임성태자, 琳聖太子, 577–657) settled in Japan in 611 where he was called Rinshō-taishi and became ancestor of the Ōuchi clan (大内氏).
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
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.
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.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
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.
Wideok of Baekje
Wideok of Baekje (525–598)
(r. 554–598) was the 27th king of Baekje, one of the Three Kingdoms of Korea.
He was the eldest son of King Seong, and rose to the throne upon his father's death.

Question: Who is the paternal grandfather of Prince Asa?
Answer: Seong