Chợ Lớn ( listen) was former province of South Vietnam. It was established in December 1899 when Gia Định Province was split to four smaller provinces. In 1901 its population was 184151, 1916 census was 212536, and February 15, 1920 census was 205657.
In 1940 it had 4 districts: Đức Hòa, Cần Giuộc, Cần Đước and Trung quận. On June 27, 1951, it was merged with Bà Rịa Province to form Chợ Lớn-Bà Rịa Province.
Later Cần Giuộc, Bến Lức and Đức Hòa districts were merged to Long An Province. Bình Chánh district was merged to Gia Định Province.