 | This article needs additional citations for verification. (February 2018) |
| 9th Battalion The Madras Regiment | |
|---|---|
 Tricentenary postal stamp, 2004 | |
| Active | 1704 |
| Country |  India |
| Allegiance | Travancore Indian Army |
| Branch | Madras Regiment |
| Type | Infantry |
| Role | Light Infantry |
| Regimental Centre | Wellington, Ooty, Nilgiris District, Tamil Nadu |
| Engagements | Travancore–Dutch War Battle of Colachel World War II Operation Polo Sino-Indian War Indo-Pakistani War of 1965 Indo-Pakistani War of 1971 Operation Rakshak Operation Parakram |
The 9th battalion of the Madras Regiment (Travancore) is the oldest extant unit in the Indian Army. It has been in service for over 300 years.[1]
- ^ "The might of the Thambis". 8 September 2015. Retrieved 11 February 2018.