Garreau

Garreau is a French surname. Notable people with the surname include:


 * Georges Garreau (1902–1986), French diver at the 1924 Olympics
 * Joel Garreau (born 1948), American journalist and writer
 * Lazare Garreau (1812 – 1892), French plant physiologist
 * Ludovic Garreau (born 1983), French ice hockey coach and former player