115 Heavy Anti-Aircraft Regiment RA(TA) was formed at Manorbier in November 1940. The Regiment was disbanded in January 1946 in NW Europe.
| Nov 40 | Formed | Manorbier, Pembrokeshire, UK |
| Nov 40 | 44 Anti-Aircraft Brigade, 4 Anti-Aircraft Division | UK |
| Jun 41 | Orkney & Shetland Defences (OSDEF) | Orkney, UK |
| Mar 44 | 2 Army | UK |
| Jun 44 | 2 Army | NW Europe |
Batteries
| Nov 40 | 361, 365, 367 |
| Jul 42 | 361, 365, 367, 416 |
| Oct 42 | 361, 365, 367 |
