Arthur - AbsoluteAstronomy.com

Arthur is a common masculine given name. Its etymology is disputed, but its popularity derives from its being the name of the legendary hero King Arthur

King Arthur

King Arthur is a legendary British leader of the late 5th and early 6th centuries, who, according to Medieval histories and romances, led the defence of Britain against Saxon invaders in the early 6th century. The details of Arthur's story are mainly composed of folklore and literary invention, and...

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Art is a diminutive form of the name. A common spelling variant used in many Slavic, Romance, and Germanic languages is Artur.
The origin of the name Arthur remains a matter of debate. Some suggest it is derived from the Roman nomen gentile (family name)

Roman naming conventions

By the Republican era and throughout the Imperial era, a name in ancient Rome for a male citizen consisted of three parts : praenomen , nomen and cognomen...

Artōrius

Artorius

Artorius was the family name of a Roman gens of obscure and contested etymology.Several Italian scholars consider the name to be of Messapic origin, connecting it with the Messapic gens name Artorres, likely a derivative of the Messapic name Artas , of uncertain meaning.An alternate etymology...

, of obscure and contested etymology (but possibly of Messapic

Messapian language

Messapian is an extinct Indo-European language of South-eastern Italy, once spoken in the region of Apulia. It was spoken by the three Iapygian tribes of the region: the Messapians, the Dauni and the Peucetii....

or Etruscan

Etruscan

-Etruscan civilization:*Etruscan alphabet*Etruscan architecture*Etruscan art*Etruscan cities*Etruscan civilization*Etruscan coins*Etruscan language*Etruscan mythology*Etruscan numerals*Etruscan society*Etruscan terracotta warriors*Etruscan warfare...

origin).