| Winner | Runner-Up | ||
| ECB Women’s Twenty 20 Cup | |||
| 2010 | Berkshire | Yorkshire | |
| 2011 | Kent | Berkshire | |
| 2012 | Sussex | Berkshire | |
| 2013 | Kent | Sussex | |
| 2014 | Nottinghamshire | Middlesex | |
| Nat West Twenty 20 Cup | |||
| 2015 | Sussex | Yorkshire | |
| 2016 | Kent | Warwickshire | |
| 2017 | Lancashire | Middlesex | |
| Vitality Twenty 20 Cup | |||
| 2018 | Middlesex | Sussex | |
| 2019 | Warwickshire | Lancashire | |
| 2020 | Competition cancelled due to Covid-19 pandemic | ||
| 2021 | Competition played, but no finals day so no overall winner | ||
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