Charles-Jean-François Hénault
Charles- Jean -François Hénault( 8 February 1685 – 24 November 1770) was a French writer and historian.
François Hector d'Albert de Rions
François Hector d’ Albert, comte de Rioms or Rions( 19 February 1728, Avignon- 2 October 1802, Saint- Auban- sur -l' Ouvèze) was a French aristocrat and naval officer.
One of the main French naval commanders during the American Revolutionary War, his final rank was contre-amiral, which he held from 1 January 1792.
He was second- in- command of the French émigré naval forces under Charles Jean d' Hector.
Hovhannes Avtandilyan
Hovhannes Avtandilyan( born February 15, 1978 in Yerevan, Armenian SSR) is a male Armenian retired diver.
He is a two- time Olympian who competed at the 1996 Summer Olympics and 2000 Summer Olympics in the men's 10 metre platform.
Jean Hector Paul Auguste Ghesquière
Jean Hector Paul Auguste Ghesquière( born 1888) was a Belgian botanist.
Charles-Jean LeVavasseur
Charles- Jean LeVavasseur( born 1892, date of death unknown) was a French modern pentathlete.
He competed at the 1924 and 1928 Summer Olympics.
André Popp
André Charles Jean Popp( 19 February 1924 – 10 May 2014) was a French composer, arranger and screenwriter.
Eugène Godecharle
Eugène- Charles- Jean Godecharle( bapt. 15 January 1742 – 26 June 1798) was a Belgian violinist and composer.
Hovhannes Kajaznuni
Hovhannes Kajaznuni, or Hovhannes Katchaznouni( 14 February 1868 – 15 January 1938), was the first Prime Minister of the First Republic of Armenia from June 6, 1918 to August 7, 1919.
He was a member of the Armenian Revolutionary Federation.
Charles Jean d'Hector
Charles Jean d' Hector, comte d' Hector( 22 July 1722, Fontenay- le- Comte, France- 18 August 1808, Reading, Berkshire, United Kingdom) was a French aristocrat and naval officer.
Losing his father at a young age, he soon entered the French Navy, starting his service during the Seven Years'
War, notably at the battle of Quiberon Bay.
Following that battle he and the chevalier de Ternay saved part of the French fleet which had taken refuge in the Vilaine estuary.
He was promoted to capitaine de vaisseau then squadron commander at the start of the American Revolutionary War.
Put in command of Brest and its naval force, he assisted the Naval Minister maréchal de Castries in his plans to reform the fleet.
He was visited at Brest by the future Tsar Nicholas I and his family and at Cherbourg on an inspection by Louis XVI of France.
He ended his career at the rank of lieutenant general.
He emigrated to Britain upon the French Revolution and- despite his lack of funds- raised a volunteer regiment known as the Régiment Hector ou Marine Royale.
This took part in the Quiberon Expedition in 1795.
He died in exile in England aged 86.
Charles Jean Marie Barbaroux
Charles Jean Marie Barbaroux (6 March 1767 – 25 June 1794) was a French politician of the Revolutionary period and Freemason.

Question: Who is younger, Charles Jean D'Hector or Hovhannes Avtandilyan?
Answer: Hovhannes Avtandilyan