The Armstrong Lie
- Blwyddyn: 2013
- Gwlad: United States of America
- Genre: Documentary
- Stiwdio: Jigsaw Productions, Matt Tolmach Productions, The Kennedy/Marshall Company
- Allweddair: lie, doping, bicycle, sports documentary, cycling, cheater
- Cyfarwyddwr: Alex Gibney
- Cast: Lance Armstrong, Betsy Andreu, Frankie Andreu, Reed Albergotti, Johan Bruyneel, Daniel Coyle