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Gender: Male Meaning of Castor: "pious one" Origin of Castor: Greek

The name Castor is a boy's name of Greek origin meaning "pious one". Castor and is often added to lists like Mythology Boy Names and discussed in our forums with posts like "Adding then Eliminating - Boys Themed".

From the experts:

Forget the oil. It's one of the twins that make up the constellation Gemini, and a mythological name on the cutting-edge of fashion; used by Metallica's James Hetfield.

Find other names based on Castor using our baby name generator.

Famous People Named Castor

Castor of Rhodes, Greek grammarian and rhetorician
Drusus the Younger, Roman consul, son of the Emperor Tiberius, nicknamed "Castor"
Saint Castor of Apt, French bishop of Apt
Saint Castor of Karden, German priest and hermit
Castor Cantero, Paraguayan football player
Castor McCord, American jazz saxophonist

Pop Culture References for the name Castor

Castor, French, Italian, Spanish and Portuguese word for "beaver"
Castor Troy, villain in the movie 'Face/Off'
Castor Oyl, character in the Popeye cartoons
Castor, character in the video game "Spartan: Total Warrior"
Lord Castor, character in the 2007 movie "The Harpy"
Castor, character in movie "Tron: Legacy,"
Castor, Gobernador, character in 'The Courts of the Morning" by John Buchan
Castor Wilds, location in video game "The Legend of Zelda: The Minish Cap"
Castor, character in the Hunger Games series
Castor, used on TV series Orphan Black (details=spoiler)
Castor, Mr. D's (Dionysus) son and twin brother to Pollux in the Percy Jackson series
Castor, Teacher at the School for Evil in the School for Good and Evil books

Caster, Castorio, Kastor


Scarlett_mcm Says:


I can't get over the fact that it means beaver in French.

paulapuddephatt Says:


Many aspects appeal, but I much prefer Casper, for a similar sound.

LavenderLullabies Says:


Me too.

Theodora_Phoenix Says:


Cool, I love Pokémon!

LaurenDH Says:


Reminds me of Castform, a cute little Pokémon whose form changes depending on weather.

Catastroffy Says:


Also the French word for a beaver.

Zelliew Says:


I immediately think of caster oil