The term chair has a number of possible meanings:
- Chair, piece of furniture
- Chair (official), person in authority at a meeting or organisation, or such a position
- Electric chair, execution device often known as just "the chair"
- Orchestra: musician's seating position
- Rail tracks: blocks, in the past supporting tracks on sleepers
- Chair conformation, molecular structure of cyclohexane
- Chair (acrobatics), various balancing circus skills
- The Chair (game show), TV show hosted by John McEnroe
- Mysteries of Doorframe is a bizarre underground online comic strip with vague ties to Pokey the Penguin
- The Chairs, play by Eugène Ionesco
- Chair (Skopje), municipalty in Skopje, Macedonia
- Rethinking Culture, Body and Design is a book by Galen Cranz about the piece of furniture
- Pipe organ, an early (now obsolete) name for the choir organ
See also