| Post: | Chief |
| Body: | the Joint General Staff |
| Insignia: | ARVN Joint General Staff Insignia.svg |
| Insigniasize: | 75 |
| Insigniacaption: | Emblem for the Joint General Staff |
| Flag: | ARVN Joint General Staff Commander Flag.svg |
| Flagcaption: | Flag of the Joint General Staff |
| Department: | Ministry of Defense |
| Status: | Abolished |
| Member Of: | Republic of Vietnam Military Forces |
| Reports To: | Minister of Defense |
| Residence: | Camp Trần Hưng Đạo |
| Seat: | Joint General Staff |
| Appointer: | President of South Vietnam |
| Formation: | March 1952 |
| First: | Nguyễn Văn Hinh |
| Last: | Nguyễn Hữu Hạnh |
| Abolished: | 30 April 1975 |
The Chief of the Joint General Staff (Vietnamese: Tổng Tham mưu trưởng) was the highest-ranking military officer of in the Republic of Vietnam Military Forces, who was responsible for maintaining the operational command of the military and its three major branches.
The position was established with the creation of the General Staff of the Vietnamese National Army, in 1952. Following Vietnam's independence from France in October 1955, the title was changed to Chief of the Joint General Staff.