Breit is a municipality in Rhineland-Palatinate, Germany

Breit may also refer to:

Persons with the surname Breit Franz Breit (1817–1868), Obstetrician Gary Breit, Canadian musician Kevin Breit, Canadian musician Gregory Breit (1899–1981), American physicist Henryk Breit (1906–1941), Polish philologist and journalist Harvey Breit (1909–1968), American poet, editor and playwright William L. Breit (1933–2011), American economist

Topics in physics Breit equation Relativistic Breit–Wigner distribution Breit-Rabi Oscillation (or Breit-Rabi cycle) Breit-Rabi formula

Music "Breit", A song by German band Die Ärzte from Jazz ist anders

Business BREIT, a large real estate investment trust managed by Blackstone Inc.