Breguet or Bréguet may refer to:
* Breguet (watch), watch manufacturer
**Abraham-Louis Breguet (1747–1823), Swiss watchmaker
**Louis-François-Clement Breguet (1804–1883), French physicist, watchmaker, electrical and telegraph work
* Bréguet Aviation, a defunct French aircraft manufacturer
**Louis Charles Bréguet (1880–1955), French airplane designer
* Breguet School, now known as École supérieure d'ingénieurs en électronique et électrotechnique (ESIEE)
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