Ultimately, German astronomer Johann Elert Bode (whose observations helped to establish the new object as a planet) named Uranus after an ancient Greek god of the sky. Bode argued that as Saturn was the father of Jupiter, the new planet should be named for the father of Saturn. read more
Herschel did not name the planet Uranus, he called it "the Georgium Sidus" (the Georgian Planet) in honor of King George III of England. The name "Uranus" was first proposed by German astronomer Johann Elert Bode in order for it to be in conformity with the other planetary names - which are from classical mythology. read more
Astronomers decided to continue naming the planets after Roman Gods with one exception - Uranus. Uranus was named after the Greek god of the sky. read more