Thomas may refer to:
People
- Thomas (surname)
- Thomas (name), a masculine given name
- Thomas the Apostle
- See also: Saint Thomas
Place
- Thomas, Oklahoma
- Thomas, West Virginia
- There are also places called Thomaston and Thomasville.
Other uses
- Cislo & Thomas LLP, an intellectual property law firm
- Thomas', a brand of English muffins and bagels in North America.
- THOMAS, the US Library of Congress's online database
- "Thomas," a song by A Perfect Circle from their 2000 album Mer de Noms
- Thomas Built Buses
- Thomas the Tank Engine, a locomotive character from The Railway Series of children's books by the Rev. W. Awdry
- Thomas the Tank Engine and Friends, the spin-off television series
