73 Medium Regiment RA was formed from a cadre from 68 Medium Regiment RA(TA) with two batteries in January 1940. In September 1941 in converted to 95 Anti-Tank Regiment with four batteries. The Regiment reverted to 73 Medium Regiment RA with two batteries in April 1944 and was disbanded in September 1945.
| Jan 40 | Formed from cadre 68 Medium Regiment | Tarporley, Cheshire, UK |
| Jan 40 | Home Forces | UK |
| Sep 41 | Became 95 Anti-Tank Regiment | Egypt |
| Apr 44 | Reverted to 73 Medium Regiment | |
| Apr 44 | Middle East Forces | N Africa |
| Oct 44 | 8 Army | Italy |
| Sep 45 | Disbanded |
Batteries
| Jan 40 | A, B |
| Apr 44 | 282, 311 |
