| Southern Railway Headquarters | |
|---|---|
M&SM Headquarters Building | |
 Southern Railway headquarters, Chennai | |
 | |
| General information | |
| Architectural style | Indo-Saracenic |
| Location | Poonamallee High Road, Chennai, India |
| Address | Park Town, Chennai, Tamil Nadu 600 003 |
| Coordinates | 13°04′57″N 80°16′37″E / 13.082574°N 80.277081°E |
| Completed | 1921 |
| Inaugurated | 11 December 1922 |
| Owner | Southern Railways |
| Design and construction | |
| Architect(s) | N. Grayson |
| Main contractor | H. H. Wadia and Bros |
Southern Railway headquarters administrative building, Chennai, is an Indo-Saracenic structure located adjacent to the Chennai Central on Poonamallee High Road.