Castor

Castor most commonly refers to:

• Castor (star), a star in the Gemini constellation
• Castor, a genus name of the beaver
• Castor, one of the Dioscuri/Gemini twins Castor and Pollux in Greco-Roman mythology
• Caster or castor, a small undriven wheel

Castor or CASTOR may also refer to:

Science and technology

• Castor (rocket stage), a family of solid-fuel rocket stages
• Castor (software), data binding framework for Java
• CASTOR (nuclear waste), proprietary cask
• CASTOR experiment, "Centauro and Strange Object Research" at CERN
• CASTOR (spacecraft), proposed space telescope
• Castor sugar, fine sugar
• Caster or castor angle, relevant to a steered wheel

Biology

• Castor oil plant, castor bean plant
• Castor oil, oil of the castor bean
• Castor wax, produced from castor oil
• Castoreum, scented exudate produced by beavers

People

Given name

Ancient

• Castor of Rhodes, Greek grammarian and rhetorician
• Drusus the Younger (13 BC – 23 CE), Roman consul, son of the Emperor Tiberius, nicknamed "Castor"
• Antonius Castor, ancient botanist
• Saint Castor, the name of several Christian saints
• Castor of Apt (died c. 420), French bishop of Apt
• Castor of Karden (died c. 400), German priest and hermit

Modern

• Castor Cantero (1918–?), Paraguayan football player
• Castor McCord (1907–1963), American jazz saxophonist
• Castor (footballer) (born 1979), Edmilson Ferreira, Brazilian footballer

Surname

• Betty Castor (born 1941), American educator and politician
• Brian Castor (1889–1979), English cricketer
• Bruce Castor (born 1961), American lawyer and politician
• George A. Castor (1855–1906), American politician
• Helen Castor (born 1968), English historian
• Jean-Victor Castor (born 1962), French politician
• Jimmy Castor (1940–2012), American musician
• Kathy Castor (born 1966), American politician
• Stacey Castor (1968–2016), American murderer
• Steve Castor (born 1972/1973), American lawyer

Fiction

• Castor Oyl, fictional character in the Popeye cartoons
• Castor Troy, fictional character in the 1997 movie Face/Off, portrayed by Nicolas Cage and John Travolta
• Castor, fictional character in the video game '
• Lord Castor, fictional character in the 2007 movie The Harpy
• Castor, fictional character in ', portrayed by Michael Sheen
• "Castor, Gobernador" fictional character in The Courts of the Morning by John Buchan
• "Castor Wilds" fictional location in ' by Nintendo
• "Castor", fictional persona in the video game Persona 3. Castor is used by one of the playable characters, Shinjiro Aragaki