Guillaume Wittouck
Guillaume Wittouck( 1749- 1829) was a Belgian lawyer and High Magistrate.
He was the Grandfather of industrialist Paul Wittouck.
Siamun (son of Ahmose I)
Siamun was a Prince of ancient Egypt.
His name means "Son of Amun".
Siamun was a prince during the early Eighteenth dynasty of Egypt.
He was the son of
Pharaoh Ahmose I and Queen Ahmose Nefertari.
His mummy was found in the Deir el-Bahari cache (DB320) and is now in the Egyptian Museum in Cairo.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
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.
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.
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.
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.
Ahmose I
Ahmose I (reconstructed /ʔaʀaħ'ma:sjə/ (MK), Egyptological pronunciation "Ahmose", sometimes written as "Amosis" or "Aahmes",
meaning "Iah (the Moon) is born") was a pharaoh and founder of the Eighteenth Dynasty of Egypt.
He was a member of the Theban royal house, the son of pharaoh Seqenenre Tao and brother of the last pharaoh of the Seventeenth dynasty, Kamose.
During the reign of his father or grandfather, Thebes rebelled against the Hyksos, the rulers of Lower Egypt.
When he was seven years old, his father was killed, and he was about ten when his brother died of unknown causes after reigning only three years.
Ahmose I assumed the throne after the death of his brother, and upon coronation became known as nb-pḥtj-rꜥ "The Lord of Strength is Ra".
During his reign, Ahmose completed the conquest and expulsion of the Hyksos from the Nile Delta, restored Theban rule over the whole of Egypt and successfully reasserted Egyptian power in its formerly subject territories of Nubia and Canaan.
He then reorganized the administration of the country, reopened quarries, mines and trade routes and began massive construction projects of a type that had not been undertaken since the time of the Middle Kingdom.
This building program culminated in the construction of the last pyramid built by native Egyptian rulers.
Ahmose's reign laid the foundations for the New Kingdom, under which Egyptian power reached its peak.
His reign is usually dated to the mid-16th century BC.
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 the paternal grandfather of Siamun (Son Of Ahmose I)?
Answer: Seqenenre Tao