| 11th (Craigavon) Battalion, Ulster Defence Regiment | |
|---|---|
 Regimental Insignia | |
| Active | 1970–1992 |
| Country |  United Kingdom |
| Branch |  British Army |
| Type | Infantry battalion |
| Role | Internal Security |
| Size | 772 |
| Regimental Headquarters | Lisburn |
| Motto(s) | "Quis Separabit" (Latin) "Who Shall Separate Us?" |
| March | (Quick) Garryowen & Sprig of Shillelagh. (Slow) Oft in the Stilly Night |
| Commanders | |
| Colonel Commandant | First: General Sir John Anderson GBE, KCB, DSO. Last: General Sir Charles Huxtable, KCB, CBE, DL |
| Colonel of the Regiment | Colonel Sir Dennis Faulkner CBE |
The 11th (Craigavon) Battalion, Ulster Defence Regiment was formed from companies of the 2nd Battalion Ulster Defence Regiment (2 UDR) and the 3rd Battalion Ulster Defence Regiment in 1972. In 1991 under the reductions planned in Options for Change by the British Army, it again amalgamated with 2 UDR to form the 2nd/11th Battalion Ulster Defence Regiment.