What Does the Name Castor Mean
The name Castor comes from Greek Mythology roots and carries a meaning worth knowing. Read the full meaning and origin of Castor below, then browse real variants, short forms, and related names from the same family. Tap any name to copy it instantly.
Castor Name Meaning
Greek Mythology (Latinized)From the Greek name Καστωρ (Kastor), possibly related to κεκασμαι (kekasmai) meaning "to excel, to shine" (pluperfect κεκαστο). In Greek myth Castor was a son of Zeus and the twin brother...
Frequently Asked Questions
What does the name Castor mean?
The full meaning, origin and background of Castor appear in the meaning card at the top of this page, followed by real variants and related names from the same family.
Is Castor a boy or girl name?
The usage and origin of Castor are shown in the meaning card above — the related names below include forms used across genders.
What names are similar to Castor?
The list below shows real name variants, short forms, and names that share the roots or sound of Castor — tap any name to copy it.
Is Castor a rare name?
Many names carry centuries of history yet stay uncommon today. Browse the related names below to find a form of Castor that feels right.