101 may refer to:
- 101 (number), the number
- AD 101, a year in the 2nd century AD
- 101 BC, a year in the 2nd century BC
It may also refer to:
Entertainment
- 101 (album), a live album and documentary by Depeche Mode
- 101 (song), a 1988 song and single by Sheena Easton
- "101", a song on the Girl on Fire album by Alicia Keys
- Audience Network, (formerly known as The 101 Network), a DirecTV television channel
- Produce 101, a reality television talent competition television franchise
Transportation
- List of highways numbered 101, several roads, including:
- U.S. Route 101, often called "The 101"
- 101 series, a commuter multiple unit train introduced in 1958 by Japan National Railways
- TMK 101, a tramcar type which was used in Zagreb, Croatia, from 1951 until December 2008
- McDonnell F-101 Voodoo fighter aircraft
- McDonnell CF-101 Voodoo Canadian variant of the F-101
- Fisher FP-101 kit aircraft
Other uses
- 101 (topic), a term used to indicate an introduction to a body of knowledge
- 101st Airborne Division
- Bell 101 modem a late 1950s communications modem
- Police 101, the Single Non-Emergency Number used by some UK police authorities
- Taipei 101, the tallest skyscraper in the world from 2004 to 2010
- Mendelevium, chemical element with atomic number 101
See also
- All pages with titles beginning with 101
- All pages with titles containing 101
- IOI (disambiguation)
- Room 101 (disambiguation)