| Conventional Long Name: | Tanggu |
| Common Name: | Tanggu |
| Subdivision: | District |
| Nation: | the People's Republic of China |
| S1: | Binhai |
| Image Map Caption: | Location of Tanggu in Tianjin |
| Year Start: | 1927 |
| Year End: | 2009 |
| Today: | Part of the Binhai New Area, Tianjin |
Tanggu District was a district in the Tianjin municipality, now part of the Binhai New Area. It is on the Hai River where it enters the Bohai Sea, and is a port for Tianjin, which is about 30miles upriver. The Tianjin Economic-Technological Development Area is within the city limits and oversees the construction of a bridge.
The Tanggu Truce was signed in Tanggu.