thumb|right|200px|Bình Dương, Phước Long and Bình Long provinces in map of South Vietnam
Phước Long is a former province of Southeast region of Vietnam. It was established on 22 October 1956 by a presidential decree. It was one of South Vietnam's 22 provinces. It is now part of Bình Phước province. The province was originally into three districts: Phước Bình, Bù Đốp, and Phước Hòa. In 1961, it was reorganized as four districts: Bố Đức, Phước Bình, Đức Phong and Đôn Luân. The administrative center was in Phước Bình.