Guillaume Wittouck
Guillaume Wittouck( 1749- 1829) was a Belgian lawyer and High Magistrate.
He was the Grandfather of industrialist Paul Wittouck.
Prithvipati Shah
Prithvipati Shah( ?–1716) was the king of the Gorkha Kingdom in the Indian subcontinent, present- day Nepal.
He was the grandfather of Nara Bhupal Shah.
Amenhotep III
Amenhotep III (Hellenized as Amenophis III; Egyptian Amāna-Ḥātpa;
meaning "Amun is Satisfied"), also known as Amenhotep the Magnificent, was the ninth pharaoh of the Eighteenth Dynasty.
According to different authors, he ruled Egypt from June 1386 to 1349 BC, or from June 1388 BC to December 1351 BC/1350 BC, after his father Thutmose IV died.
Amenhotep III was Thutmose's son by a minor wife, Mutemwiya.
His reign was a period of unprecedented prosperity and artistic splendour, when Egypt reached the peak of its artistic and international power.
When he died in the 38th or 39th year of his reign, his son initially ruled as Amenhotep IV, but then changed his own royal name to Akhenaten.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Fujiwara no Nagara
, also known as Fujiwara no Nagayoshi, was a Japanese statesman, courtier and politician of the early Heian period.
He was the grandfather of Emperor Yōzei.
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
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 Bryant (naturalist)
Henry Bryant( May 12, 1820 – February 2, 1867) was an American physician and naturalist.
He was the grandfather of Henry Bryant Bigelow.
Beketaten
Beketaten (14th century BCE) was an Ancient Egyptian princess of the 18th dynasty.
Beketaten is considered to be the youngest daughter of Pharaoh Amenhotep III and his Great Royal Wife Tiye, thus the sister of Pharaoh Akhenaten.
Her name means "Handmaid of Aten".
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 Beketaten's paternal grandfather?
Answer: Thutmose IV