Breaux is a surname. Notable people with the surname include:
John Breaux, American politician, former United States Senator and U.S. Representative from Louisiana
Jack Breaux, American politician, former mayor of Zachary, Louisiana
Breaux Greer, American javelin thrower
Delvin Breaux (born 1989), American football player
Marc Breaux (1924–2013), American choreographer
Don Breaux, American football player and coach
Tim Breaux, American basketball player
D-D Breaux, coach of the Louisiana State University's women's gymnastics team
Frank Ocean, singer/songwriter, born Christopher Edwin Breaux
