Fritz von Opel
Fritz Adam Hermann von Opel (4 May 1899 – 8 April 1971), known as Fritz Adam Hermann Opel until his father was ennobled in 1917, was the only son of Wilhelm von Opel and a grandson of Adam Opel, founder of the Opel company.
He is remembered mostly for his spectacular demonstrations of rocket propulsion that earned him the nickname "Rocket Fritz".
Hans von Opel
Johann Jakob
"Hans" Opel (from 1918 von Opel; 27 Jule 1889 – 25 June 1948) was a German industrialist from the Opel family.
Johann Jakob von Opel was the nephew of the car fabricant Adam Opel and son of Carl von Opel and Helene Wilhelmine Mouson.
When his father Carl was raised upon the nobility, this also applied to his descendants and he was allowed, to go by the name "von" Opel.
Hans von Opel and Salomon Meyer were the founders of the "Hansa finance corporation" for car trading companies, which developed to a leading German holding and finance company.
His wife was Sophie von Opel-Hübscher (1902–1989).
After the early death of her husband, she married Karl Binding of the same name of the traditional brewery family.
Hans von Opel left her wife a considerable capital, which later formed the basis for the Sophie and Karl Binding foundation.
Hans von Opel was an honorary member and part of the Corps Franconia Darmstadt.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Wilhelm von Opel
Wilhelm von Opel( 15 May 1871 – 2 May 1948), known as Wilhelm Opel before being ennobled in 1917, was one of the founders of the German automobile manufacturer Opel.
He introduced the assembly line to the German automobile industry.
His father, Adam Opel, had founded the family firm as a manufacturer of sewing machines, and later diversified into bicycle manufacturing.
Wilhelm studied engineering at Technische Hochschule Darmstadt and received his doctorate in 1912 from the university.
After Adam's death in 1895, control of the company passed to his wife and five sons.
In 1898, Wilhelm and his brother Fritz brought Opel into the automobile industry with the purchase of the small Lutzmann automobile factory at Dessau.
In 1917, Wilhelm and his brother Heinrich Opel were raised to the nobility of the Grand Duchy of Hesse.
Their brother Carl was raised to the same rank the following year.
Wilhelm had one son and one daughter, Fritz von Opel and Eleonore von Opel.
1933, Opel joined the Nazi Party and soon became an active supporter of it, making financial contributions to the SS and being awarded the title of Patron.
In January 1947, he was found guilty by a denazification court and had to pay a large fine.
He died the following year.
Opel is the grandfather of Rikky von Opel and Gunter Sachs.
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.
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.
Georg von Opel
Georg von Opel( born May 1966) is a Swiss billionaire, great- grandson of Adam Opel, founder of the German car manufacturer.
Rikky von Opel
Frederick "Rikky" von Opel (born October 14, 1947) is a former racing driver from Liechtenstein, the only driver from that nation to have competed in the Formula One World Championship.
He won the Lombard North British Formula 3 Championship in 1972.
He participated in 14 Formula One World Championship Grands Prix for the Ensign and Brabham teams, debuting on July 1, 1973.
He scored no championship points.
He is the son of Fritz von Opel and a great-grandson of Adam Opel, the founder of the German car-maker Opel, today a subsidiary of Groupe PSA.
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.

Question: Who is Rikky Von Opel's paternal grandfather?
Answer: Wilhelm von Opel