11 (City of London Yeomanry) Light Anti-Aircraft Regiment RA (TA) was formed by the expansion of the City of London Yeomanry Battery from 11 RHA in April 1939. It moved to Tunisia in November 1942. By September 1943 they were in Italy. The Regiment was placed in suspended animation in January 1947. 11 (City of London Yeomanry) Light Anti-Aircraft Regiment RA (TA) was re-designated in the April as 35 Light Anti-Aircraft Regiment RA.
Illustrations of the formation badges under which a unit served or supported are given. This is no guarantee that the unit used this formations badge.
| Apr 39 | Formed from a battery of 11 RHA | ||
| Sep 39 |  |
London District | London, UK |
| Oct 39 |  |
6 Anti-Aircraft Division, 56 Anti-Aircraft Brigade | London, UK |
| Dec 40 |  |
1 Anti-Aircraft Division, 49 Anti-Aircraft Brigade | London, UK |
| Nov 42 |  |
1 Army | Tunisia |
| Jul 43 |  |
Middle East Forces | N Africa |
| Sep 43 |  |
8 Army, 55 Anti-Aircraft Brigade | Italy |
| Oct 44 | |
8 Army, 2 Anti-Aircraft Brigade | Italy |
Batteries
| Sep 39 | 31, 32, 33, 43 |
| Feb 40 | 31, 32, 33 |
| Jun 41 | 31, 32, 33, 283 |
| Sep 41 | 31, 32, 33 |
| Jul 42 | 31, 32, 33, 283 |
| Dec 42 | 31, 32, 33 – 283 became 1 Air Landing LAA Battery |