Big Band Theory is an album by the American composer, bandleader and keyboardist Carla Bley, recorded and released on the Watt/ECM label in 1993.

[1] The AllMusic review by Scott Yanow stated that "overall this set (which is enjoyable enough) is less memorable than one would expect from Carla Bley".

[2] The Penguin Guide to Jazz awarded it 3 stars, stating: "This never quite fulfils the promise of some exciting arrangements and a rah of hot solists".

[3]