Thomas (or Thomas the Tank Engine) may refer to:
- Thomas - a tank engine who works on the Ffarquhar Branch Line.
- Thomas the Baby - an infant named after the tank engine.
- Thomas the Tank Engine - the second book in the Railway Series.
- Thomas (Story Library book) - a book in the My Thomas Story Library series.
- Thomas (Engine Adventures) - a book in the Engine Adventures series.
- Thomas the Tank Engine (Railway Series Compilation Book) - a compilation book containing six books from the Railway Series.
- Thomas The Tank Engine (board book) - a board book in the 'Press My Nose' series.
Home Media Releases
- Thomas the Tank Engine (Handheld Game) - a handheld video-game released in 1984.
- Thomas the Tank Engine (Video Game) - a video-game released for the ZX Spectrum/Amstrad CPC, Commodore 64 and DOS/Amiga/Atari ST
- Thomas the Tank Engine (Kids Station game) - a PlayStation game released exclusively in Japan.