Leicestershire Yeomanry
| Date | Unit | Higher Formation |
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| . | The Leicestershire Yeomanry (Prince Albert's Own) | . |
| 1947.01.01 | reconstituted in T.A. with HQ at Leicester and transferred to Royal Armoured Corps | . |
| . | A Squadron at Melton Mowbray | . |
| . | C Squadron at Loughborough | . |
| . | D Squadron at Lutterworth | . |
| 1957.02.09 | Amalgamated with The Derbyshire Yeomanry, to form The Leicestershire and Derbyshire (Prince Albert's Own) Yeomanry | . |
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| . | The Leicestershire and Derbyshire (Prince Albert's Own) Yeomanry | . |
| 1957.02.09 | Formed with HQ at Leicester by amalgamation of The Leicestershire Yeomanry (Prince Albert's Own), and The Derbyshire Yeomanry | . |
| . | HQ Squadron at Leicester | . |
| . | A Squadron at Alfreton and Long Eaton | . |
| . | B Squadron at Derby and Ashbourne | . |
| . | C Squadron at Melton Mowbray and Loughborough | . |
| 1967.04.01 | Disbanded and concurrently reconstituted as: | . |
| 1967.04.01 | The Leicestershire and Derbyshire (Prince Albert's Own) Yeomanry (Territorials) in TAVR III with HQ at Leicester | . |
| . | A Squadron at Ilkeston | . |
| . | B Squadron at Derby | . |
| . | C Squadron at Melton Mowbray | . |
| . | D Squadron at Leicester | . |
| 1969.01.01 | Reduced to cadre at Leicester, sponsored by 222 Field Ambulance RAMC (V) | . |
| 1971.04.01 | Reformed as The Leicestershire and Derbyshire (Prince Albert's Own) Yeomanry Squadron, 7th (V) Battalion, The Royal Anglian Regiment, reconstituted from cadre at Melton Mowbray with det at Ilkeston | . |
| 1975.04.01 | Sqn redesignated as a Company; rebadged 31 Oct. 1975 as LDY (or as Royal Anglian Regiment?) | . |
| 1978.04.01 | reorganised as two units: | . |
| . | The Leicestershire and Derbyshire (Prince Albert's Own) Yeomanry Company, 7th (V) Battalion, The Royal Anglian Regiment at Melton Mowbray | . |
| . | B (Leicestershire and Derbyshire Yeomanry) Company, 3rd (V) Bn, The Worcestershire and Sherwood Foresters Regiment at Sutton Coldfield and Ilkeston, formed from Ilkeston pln of LDY in 7 RAR | . |
| 1988 | LDY Coy in 7 RAR redesignated as C (Leicestershire and Derbyshire Yeomanry) Company | . |
| 1992.04.01 | Companies reorganised: | . |
| . | 3 (Leicestershire and Derbyshire Yeomanry) Company, 5th Battalion, The Royal Anglian Regiment at Loughborough with Pln at Melton Mowbray, redesignation of C (LDY) Coy, 7 RAR | . |
| . | B (Leicestershire and Derbyshire Yeomanry) Squadron, The Royal Yeomanry at Leicester, conversion and transfer to RAC of B Coy 3 WSFR | . |
| 1996.04.01 | 3 Coy in 5 RAR converted as 203 Squadron, 158 (Royal Anglian) Regiment, RLC Loughborough and Melton Mowbray, and its LDY lineage discontinued | . |
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