Rail or rails may refer to:

  • Railway track
  • The hot rolled steel profiles used on rail tracks or tramway tracks
  • Rail transport
  • Rallidae, the group of birds called rails
  • A guard rail for safety or support
  • Handrail on a stairway
  • Rail (band), an American band
  • Batten (theater), rail in theatrical lighting
  • Power supply rail, a voltage rail. A single voltage provided by a power supply unit
  • Common rail, a fuel injection system
  • R4!L or Rail: English/American disc jockey and producer
  • A third rail used to provide electricity to a trains locomotive

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