Yorkshire Yeomanry
| Date | Unit | Higher Formation |
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| . | The Yorkshire Hussars (Alexandra, Princess of Wales's Own) | . |
| 1947.01.01 | reconstituted in T.A. with HQ at York | . |
| . | A Squadron at Leeds | . |
| . | B Squadron at York | . |
| . | C Squadron at Middlesbrough | . |
| 1956.11.01 | Amalgamated with The Queen's Own Yorkshire Dragoons, and The East Riding Yeomanry, to form The Queen's Own Yorkshire Yeomanry | . |
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| . | The Queen's Own Yorkshire Dragoons | . |
| 1947.01.01 | Reconstituted in TA with HQ at Doncaster and transferred to Royal Armoured Corps | . |
| . | A Squadron at Sheffield | . |
| . | B Squadron at Wakefield | . |
| . | D Squadron at Huddersfield | . |
| 1956.11.01 | Amalgamated with The Yorkshire Hussars Yeomanry (Alexandra, Princess of Wales's Own), and The East Riding Yeomanry, to form The Queen's Own Yorkshire Yeomanry | . |
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| . | The Queen's Own Yorkshire Yeomanry | . |
| 1956.11.01 | Formed with HQ at York by amalgamation of The Yorkshire Hussars Yeomanry (Alexandra, Princess of Wales's Own), The Queen's Own Yorkshire Dragoons, and The East Riding Yeomanry | . |
| . | A Squadron at York, formed by reduction of The Yorkshire Hussars | . |
| . | B Squadron at Doncaster, formed by reduction of The Queen's Own Yorkshire Dragoons | . |
| . | C Squadron at Hull, formed by reduction of The East Riding Yeomanry | . |
| 1967.04.01 | Disbanded and concurrently reconstituted as infantry in TAVR III with HQ at York | . |
| . | A Squadron at York | . |
| . | B Squadron at Doncaster | . |
| . | C Squadron at Hull | . |
| 1969.01.01 | Reduced to cadre at York, sponsored by 250 Field Ambulance RAMC (V) | . |
| 1971.04.01 | Reconstituted from cadre at Yeomanry Barracks, York as A Squadron, The Queen's Own Yeomanry | . |
| 1972.11 | A Squadron redesignated as Y (Yorkshire) Squadron | . |
| ?? | Y Squadron redesignated as Y (Queen's Own Yorkshire Yeomanry) Squadron | . |
| 1995? | Y Squadron redesignated as Y (Yorkshire Yeomanry) Squadron | . |
| 1999? | Y Squadron redesignated as Yorkshire Squadron | . |
| 2006? | Y Squadron formed det at Hull | . |
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