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.
Prince Nikita Romanov
Prince Nikita Nikitich Romanov (13 May 1923 – 3 May 2007) was a British born, American historian and writer, author of a book about Ivan the Terrible.
He was a member of the Romanov family, a son of Prince Nikita Alexandrovich of Russia and a great nephew of Nicholas II of Russia, the last Tsar.
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.
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 Mackay (poet)
John Mackay( 1656–1754), known as( The Blind Piper), was a Scottish Gaelic poet and composer, and the grandfather of William Ross.
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.
Prince Nikita Alexandrovich of Russia
Prince Nikita Alexandrovich of Russia (13 January 1900 – 12 September 1974) was the third son and fourth child of Grand Duke Alexander Mikhailovich of Russia and Grand Duchess Xenia Alexandrovna of Russia.
He was a nephew of Tsar Nicholas II of Russia.
Born in Imperial Russia during the reign of his uncle, Prince Nikita escaped the fate of many of his relatives who were killed by the Bolsheviks.
He left Russia in April 1919, at age nineteen.
In 1922 he married Countess Maria Vorontsova-Dashkova.
The couple had two children.
John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).

Question: Who is the paternal grandfather of Prince Nikita Romanov?