All champions since 2010
By season
GloucestershireGloucestershire
SomersetSomerset
Hampshire HawksHampshire Hawks
Kent SpitfiresKent
Nottinghamshire OutlawsNotts
Essex EaglesEssex
Worcestershire RapidsWorcestershireNottinghamshire OutlawsNotts
Northamptonshire SteelbacksNorthants
Lancashire LightningLancashire
Warwickshire BearsWarwickshireNorthamptonshire SteelbacksNorthants
Hampshire RoyalsHampshire2011
Leicestershire FoxesLeicestershire2010
Hampshire RoyalsHampshireMost successful
2
Nottinghamshire OutlawsNotts2020 2017
2
Northamptonshire SteelbacksNorthants2016 2013
2
Hampshire RoyalsHampshire2012 2010
1
GloucestershireGloucestershire2024
1
SomersetSomerset2023
1
Hampshire HawksHampshire Hawks2022
1
Kent SpitfiresKent2021
1
Essex EaglesEssex2019
1
Worcestershire RapidsWorcestershire2018
1
Lancashire LightningLancashire2015
1
Warwickshire BearsWarwickshire2014
1
Leicestershire FoxesLeicestershire2011