Ivan Novoseltsev
Ivan Petrovich Novoseltsev( born January 23, 1979) is a Russian former professional ice hockey winger.
He is the uncle of Vladislav Namestnikov.
Bonifazio Bevilacqua Aldobrandini
Bonifazio Bevilacqua Aldobrandini (1571 – April 7, 1627) was an Italian Cardinal.
He was the uncle of Pope Gregory XIV.
Philip Pendleton Barbour
Philip Pendleton Barbour (May 25, 1783 – February 25, 1841) was the tenth Speaker of the United States House of Representatives and an Associate Justice of the Supreme Court of the United States.
He is the only individual to serve in both positions.
Born in Gordonsville, Virginia, Barbour established a legal career in Gordonsville after studying at the College of William & Mary.
Several members of Barbour's family, including Governor James Barbour of Virginia, went on to hold prominent political office.
Barbour won election to the House of Representatives in 1814 as a member of the Democratic-Republican Party.
He served a single term as Speaker from 1821 to 1823 and declined to seek re-election to Congress in 1824.
Barbour returned to Congress in 1827 as an ally of Andrew Jackson.
Barbour served in Congress until 1830, when he accepted appointment as a judge of the United States District Court for the Eastern District of Virginia.
President Jackson appointed Barbour to the Supreme Court in 1835 to fill a vacancy caused by the resignation in 1835 of Gabriel Duvall (December 6, 1752 – March 6, 1844) .
Barbour served on the Court until his death in 1841.
On the Court, Barbour generally supported Jacksonian principles and states' rights.
Bradley Orr
Bradley James Orr( born 1 November 1982) is an English retired footballer.
He is the uncle of Rangers defender Jon Flanagan.
Hysen Hoxha
Hysen Efendi Hoxha( 1861–1934) was an Albanian politician, mayor of Gjirokastër, and the uncle of Enver Hoxha.
Sextus Barbour
Dr. Sextus Barbour (July 26, 1813 – December 20, 1848) was a prominent American physician and planter.
As the son of Philip Pendleton Barbour (May 25, 1783 – February 25, 1841), U.S. Congressman from Virginia and Associate Justice of the United States Supreme Court, Barbour was a scion of the Barbour political family.
John Montgomery Glover
John Montgomery Glover( September 4, 1822 – November 15, 1891) was a North American politician, who served as a U.S. Representative from Missouri, he was the uncle of John Milton Glover.
Christopher H. Clark
Christopher Henderson Clark (1767 – November 21, 1828) was a congressman and lawyer from Virginia.
He was the brother of James Clark, the uncle of John Bullock Clark, Sr. and the great-uncle of John Bullock Clark, Jr..
Tarcisio Fusco
Tarcisio Fusco was an Italian composer of film scores.
He was the brother of the composer Giovanni Fusco and the uncle of operatic soprano Cecilia Fusco.
Giuseppe Bonizzoni
Giuseppe Bonizzoni( 22 April 1908 – 21 July 1976) was an Italian professional footballer who played as a defender.
He was the uncle of former footballer and manager Luigi Bonizzoni.

Question: Who is the uncle of Sextus Barbour?
Answer: James Barbour