| National Theatre in Niš Нишко Народно Позориште | |
| Address: | Sinđelić Square |
| City: | Niš |
| Country: | Serbia |
| Architect: | Aleksandar Bugarski |
| Capacity: | 687 |
| Opened: | 11 March 1887 as "Sinđelić" Theatre |
| Rebuilt: | 1968, 1986, 2002/03 |
The National Theatre (Serbian: Народно позориште у Нишу|Narodno Pozorište u Nišu) is a theater located in Sinđelić Square, Niš, Serbia. It was founded in 1887 as "Sinđelić" Theatre, and reorganized in 1906 as National Theatre, following the completion of new theatre building.