Blue Train may refer to:

• Blue Train (South Africa), a South African luxury train
• Blue Train (Japan), the generic name for sleeping car trains in Japan
• The Blue Train (fr. Le Train Bleu), a train that ran between Calais and the French Riviera
  • Le Train Bleu (ballet), a ballet by Bronislava Nijinska, music by Darius Milhaud, scenario by Jean Cocteau, set by Henri Laurens, Chanel and Picasso (Ballets Russes, 1924)
• British Rail Class 303 or Blue Train, electric suburban trains introduced on the North Clyde Line and elsewhere in the Glasgow area
• Blue Train (Yugoslavia), referred to as Tito's Blue Train, a luxury train used by former Yugoslav President Josip Broz Tito
• Blue Train (Turkey), passenger train service in Turkey

• Le Train Bleu (restaurant) or The Blue Train, a restaurant
• Blue Train, a nickname for the U.S. Postal Service cycling team
• The Mystery of the Blue Train, a work of detective fiction by Agatha Christie set on Le Train Bleu
• Blue Train, a 2010 Serbian film on life after the death of Tito

• Blue Train (album), a 1958 jazz album by John Coltrane

• "Blue Train" (composition), 1957 jazz standard by John Coltrane
• "Blue Train" (Asian Kung-Fu Generation song), a 2005 song by Asian Kung-Fu Generation
• "Blue Train" (Billie Holiday song), a song by Billie Holiday
• "Blue Train" (Johnny Cash song), a song by Johnny Cash
• "Blue Train" (Linda Ronstadt song), a song by Linda Ronstadt
• "Blue Train", a song by Cibo Matto from Stereo * Type A
• "Blue Train", a song by Lord Rockingham's XI
• "Blue Train", a song by Page and Plant composed by Jimmy Page, Robert Plant, Charlie Jones and Michael Lee

• Blue Line (disambiguation)
• Blue Pullman (disambiguation), trainsets operated by British Railways
• Blue Train Races, a series of record-breaking attempts between automobiles and trains
• Blue Train Bentley, two automobiles involved in the Blue Train Races
• All Aboard the Blue Train, a 1962 album by Johnny Cash
• Blues Train, moving musical entertainment, Victoria, Australia