Olympian or Olympians may refer to:
Religion
- Twelve Olympians, the principal gods and goddesses in ancient Greek religion
- Olympian spirits, spirits mentioned in books of ceremonial magic
Fiction
- Percy Jackson & the Olympians, fiction series by Rick Riordan
- Olympian (comics), name of two fictional characters in DC Comics
- Olympian Gods (DC Comics), group of characters based on ancient Greek religion
- Olympians (Marvel Comics), group of characters based on ancient Greek religion
- The Olympian (novel), by James Oppenheim
Sports
- Olympic Games or Olympiad participants
- Beijing Olympians, a Chinese professional men's basketball team
- Indianapolis Olympians, NBA team in Indianapolis, Indiana, 1949–1953
- London Olympians, a British amateur American football team
- SoCal Olympians, an organization of the United States Olympic team
- World Olympians Association, an association of former Olympic athletes
Transportation
- Olympian (automobile), built by the Olympian Motors Company, 1917–21
- Olympian (sidewheeler), a steamboat, 1884–1890
- Olympian Hiawatha, a passenger train
- Leyland-MCW Olympian, a single deck bus
- Leyland Olympian, a double decker bus
- Volvo Olympian, a double decker bus built by Volvo, 1992–2000
Other uses
- Olympia, Greece, denizens of this city
- Olympia, Washington, denizens of this city
- Olympian (album), by British rock band Gene
- Olympian City, a shopping and residential complex in Tai Kok Tsui, Kowloon, Hong Kong
- Olympian High School, a public high school in San Diego County, California
- Olympian Publishing, a publishing house with offices in Chicago
- The Olympian, a newspaper in Olympia, Washington
- The Olympians, an opera by Arthur Bliss