Surrey Yeomanry
| Date | Unit | Higher Formation |
| . | . | . |
| . | . | . |
| . | 298th (Surrey Yeomanry, Queen's Mary's) Field Regiment, RA | . |
| 1947.01.01 | reconstituted in T.A. with HQ at Clapham | . |
| . | ? Battery at Clapham | . |
| . | ? Battery at Clapham | . |
| 1955? | HQ moved to Kingston | . |
| 1961.05.01 | a) Regiment (less (b)) amalgamated with 291, 298 & 381 Regiments as 263 (Surrey Yeomanry, Queen Mary's) Field Regiment, HQ at Sutton | . |
| . | b) Sheerness & Gravesend Btys amalgamated with a bty of 458 Regiment & converted as 211 Field Sqn RE. | . |
| . | RHQ at Sutton, formed by reduction of 263 Regiment | . |
| . | P Battery at ?, formed by reduction of 381 Regiment | . |
| . | Q (4th London) Battery at ?, formed by reduction of 291 Regiment | . |
| . | R Battery at ?, formed by reduction of 298 Regiment | . |
| 1961.10.04 | Renamed 263 (Surrey Yeomanry, Queen's Mary's) Regiment RA (TA) | . |
| 1964.03.18 | Renamed 263 (Surrey Yeomanry, Queen's Mary's) Field Regiment RA (TA) | . |
| 1967.04.01 | Reorganised in TAVR III as: | . |
| . | The Surrey Yeomanry (Queen Mary's Regiment), RA (Territorials) with HQ at Sutton, absorbing elements of 2 Squadron 41 Signal Regiment RSigs, 324 Field Squadron RE, 150 Infantry Workshop REME, and C Squadron Inns of Court and City Yeomanry RAC | . |
| . | B (Surrey Yeomanry)Troop,200 (Sussex Yeomanry) Battery, 100 Regiment RA, at Sutton | . |
| 1971.04.01 | D (Surrey Yeomanry) Battery, 6th (V) Battalion, The Queen's Regiment reconstituted from cadre | . |
| 1975.04.01 | D Bty amalgamated with C (London and Kent Royal Artillery) Battery, 6th (V) Battalion to form D Company, 6th/7th (V) Battalion, The Queen's Regiment and Surrey yeomanry lineage therein discontinued | . |
| 1981 | B Troop moved to Reigate | . |
| 1992.1 | Re-roled 2 (Surrey Yeomanry) Troop, 127 (Sussex Yeomanry) Field Squadron,78th (Fortress) Engineer Regiment, RE (V) at Reigate | . |
| 1999.07.01 | 2 (Surrey Yeomanry) Troop, 579 (Bomb Disposal) Squadron, 101 (London) Engineer Regiment (EOD), RE (V), troop at Reigate transferred on disbandment of 78 (Fortress) Engineer Regiment | . |
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