Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
Peter I of Courtenay
Peter I of Courtenay (September 1126 – 10 April 1183) was the youngest son of Louis VI of France and his second wife, Adélaide de Maurienne.
He was the father of the Latin Emperor Peter II of Courtenay.
Peter was born in France and died in Palestine.
In about 1150, he married Elizabeth de Courtenay (1127 – September 1205), the daughter of Renaud de Courtenay and Hawise du Donjon, thus starting the Capetian line of the House of Courtenay.
Rumor has it that he is buried in a tomb in the floor of Exeter Cathedral, next to Elizabeth, however no physical evidence currently exists and the Historians at the Cathedral can find no documentation to support this rumor.
The couple had ten children:
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
Alice of Norfolk
Alice of Norfolk or Alice of Brotherton( c. 1324 – c. 30 January 1352) was an English noblewoman.
She was the daughter of Thomas of Brotherton, and a granddaughter of King Edward I of England.
She married Edward Montagu, 1st Baron Montagu.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Agnes of Courtenay
Agnes of Courtenay( c. 1136 – c. 1184) was Queen of Jerusalem as the wife of King Amalric I of Jerusalem.
She was the daughter of Joscelin II of Courtenay by his wife Beatrice of Saone, and the mother of King Baldwin IV and Queen Sibylla of Jerusalem.
Alice of Courtenay
Alice of Courtenay, Countess of Angoulême (1160 – 12 February 1218) was a French noblewoman of the House of Courtenay.
Her father was Peter I of Courtenay and her brother
was Peter II of Courtenay, Latin Emperor of Constantinople.
Alice married twice; by her second husband, Aymer Taillefer, Count of Angoulême, she was the mother of Isabella of Angoulême, who was Queen consort of England, as the wife of King John.
She is also known as Alix de Courtenay.
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.
Amicie de Courtenay
Amicie of Courtenay( 1250 – 1275) was a French noblewoman and a member of the Capetian House of Courtenay, a cadet line of the House of Capet.
Her father was Peter of Courtenay, Lord of Conches and Mehun( 1218- 1250); he fell in the Battle of Al Mansurah during the Seventh Crusade.
Amicie's mother was Pétronille of Joigny, the daughter of Gaucher de Joigny.
She married Count Robert II of Artois( 1250- 1302), together they had three children:

Question: Who is Alice Of Courtenay's paternal grandfather?