| Unit Name: | 3rd Army Corps |
| Country: | Russia |
| Allegiance: | White Movement |
| Branch: | Armed Forces of South Russia |
| Size: | Corps |
| Battles: |
The 3rd Army Corps (Russian: 3-й армейский корпус) was one of the main formations of the Armed Forces of South Russia (Russian: Вооружённых Сил Юга России, ВСЮР; VSUR) during the Russian Civil War.
This army unit was first known as the Crimean-Azov Army formed in VSYUR on January 10, 1919 on the basis of the Crimean-Azov Corps itself formed in December 1918.
In May 1919 the Crimean-Azov Army was transformed into the 3rd Army Corps.