Vulcan
'''Vulcan''' is the name of several different things, derived from the name of the Roman god of fire and volcanoes, who made weapons for the other gods.
- Vulcan (god), a god in Roman mythology
- Avro Vulcan, aircraft
- M61 Vulcan, gun
- Vulcan (planet), a hypothetical planet between Mercury and the Sun
- Vulcan processor, a type of processors
- Vulcan (Star Trek), the fictional planet and the race in Star Trek
- The Town of Vulcan, Alberta
- The City of Vulcan, Romania
- Vulcan Media, an educational software company from Poland
- Vulcan (volcano), a volcano in New Guinea
- Vulcan of the alchemists, primary deity associated with Paracelsian alchemy
- Vulcan OS, an operating system for some Harris Corporation minicomputers
- Vulcan Ventures, an investment company founded by Paul Allen
- Vulcan Foundry, a British locomotive builder
- Vulcan Iron Works, a U.S. locomotive builder
- The Vulcan, an occassional magazine from various organs of Young Fine Gael, the youth wing of the Irish political party, Fine Gael
- The Vulcan statue, a monument to industry in Birmingham, Alabama
- Vulcan Corporation, a company in Clarksville, Tennessee