17 Medium Regiment RA was converted from 12 Field Regiment in November 1943. The two batteries were converted from two batteries from 12 Field Regiment. The Regiment went into suspended animation in May 1946.
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.
| Nov 43 | Formed from 12 Field Regiment | ||
| Nov 43 | Home Forces | UK | |
| Feb 44 |  |
8 Army | Italy |
Batteries
| Nov 43 | 252, 253 |