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
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.
ʻElisiva Fusipala Taukiʻonetuku
ʻElisiva Fusipala Taukiʻonetuku (18 May 1850 – September 1889) was the mother of King George Tupou II.
Lavinia Veiongo
Lavinia Veiongo Fotu( 9 February 1879 – 24 April 1902) was the Queen consort of Tonga from 1899 to 1902, and the first wife of George Tupou II.
George Mason II
George Mason II( 1660 – 1716) was an early American planter and statesman.
Mason was the grandfather of George Mason IV, a Founding Father of the United States.
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.
Sālote Lupepauʻu
Sālote Lupepauʻu( – 8 September 1889) was the Queen consort of Tonga from 1845 to 1889.
She was the wife of George Tupou I and namesake of the Queen Salote College.
Tāufaʻāhau Tupou IV
Tāufaʻāhau Tupou IV (4 July 1918 – 10 September 2006), son of Queen Sālote Tupou III and her consort Prince Viliami Tungī Mailefihi, was the king of Tonga from the death of his mother in 1965 until his own death in 2006.
Immediately prior to his death, he was the fourth longest-reigning living monarch in the world after Kings Bhumibol Adulyadej of Thailand, Abdul Halim of Kedah of Malaysia and Queen Elizabeth II of the United Kingdom.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
George Tupou V
George Tupou V (Tongan: Siaosi Tupou, full name: Siaosi Tāufaʻāhau Manumataongo Tukuʻaho Tupou; 4 May 194818 March 2012) was the King of Tonga from the death of his father Tāufaʻāhau Tupou IV in 2006 until his own death six years later.

Question: Who is the paternal grandfather of George Tupou V?
Answer: Viliami Tungī Mailefihi