John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
Linda de Mol
Linda Margaretha de Mol,( born 8 July 1964 in Hilversum), known as Linda de Mol, is a Dutch actress and television presenter in the Netherlands and Germany.
She is the sister of Endemol co-founder John de Mol.
She has her own magazine called" LINDA".
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.
Johnny de Lima
Johnny de Lima( born 21 July 1964) is a Danish boxer.
He competed in the men's light middleweight event at the 1988 Summer Olympics.
Hideaki Takizawa
, also known professionally as, is a Japanese record producer and former singer and actor.
In 2002, he debuted with Tsubasa Imai in the group Tackey& Tsubasa under the record label Avex Trax.
In 2018, Takizawa retired from entertainment and became the founder and president of Johnny's Island, a subdivision of Johnny& Associates.
In 2019, he was made the vice president of Johnny& Associates.
Willeke Alberti
Willeke Alberti (3 February 1945, Amsterdam, Netherlands) (real name: Willy Albertina Verbrugge) is a Dutch singer and actress, the daughter of entertainer and singer Willy Alberti (1926–1985) and Hendrika Geertruida Kuiper (1921–2011).
Johnny De Fazio
Johnny De Fazio, known to fans as Jumping Johnny De Fazio, is a former professional wrestler from Pittsburgh, Pennsylvania.
He was a fan favorite and was popular in the 1960s and 1970s.
He wrestled for the old Studio Wrestling program on WIIC- TV in Pittsburgh, hosted by Bill Cardille.
He was a four- time winner of the World Wide Wrestling Federation's Junior Heavyweight Championship.
He also is active in the United Steelworkers of America( he is the union's director in Pennsylvania) and was an Allegheny County councilman from 1999 until 2019.
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.
Johnny de Mol
John Carel "Johnny" de Mol (born 12 January 1979 in Laren) is a Dutch actor and presenter.
He is the son of John de Mol Jr. and Willeke Alberti.

Question: Who is Johnny De Mol's maternal grandfather?
Answer: Willy Alberti