| Keighley |
Full name (in Craig 2,3) Yorkshire (West Riding), Keighley |
| Kendal |
Full name (in Craig 2) Westmoreland, Kendal |
| Kensington |
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| Kensington |
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| Kensington and Chelsea |
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| Kensington and Chelsea Chelsea |
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| Kensington and Chelsea Kensington |
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| Kensington North |
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| Kensington South |
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| Kent Eastern |
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| Kent Mid |
Seat of same name existed 1983-1997. |
| Kent Mid |
Seat of same name existed 1868-1885. |
| Kent Western |
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| Kerry |
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| Kerry East |
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| Kerry North |
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| Kerry South |
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| Kerry West |
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| Kettering |
Full name (in Craig 3,4) Northamptonshire (and the Soke of Peterborough), Kettering |
| Kidderminster |
Full name (in Craig 3,4) Worcestershire, Kidderminster |