| Series/Tournament | Season | Winner | Margin | |
|---|---|---|---|---|
| Twenty20 Cup | 2003 | Surrey | ||
| Twenty20 Cup (in England) | 2004 | Leics | ||
| Twenty20 Cup (in England) | 2005 | Somerset | ||
| Twenty20 Cup (in England) | 2006 | Leics | ||
| Twenty20 Cup (in England) | 2007 | Kent | ||
| Twenty20 Cup (in England) | 2008 | Middlesex | ||
| Twenty20 Cup (in England) | 2009 | Sussex | ||
| Friends Provident t20 (in England) | 2010 | Hampshire | ||
| Friends Life t20 (in England) | 2011 | Leics | ||
| Friends Life t20 (in England) | 2012 | Hampshire | ||
| Friends Life t20 (in England) | 2013 | Northants | ||
| NatWest t20 Blast (in England) | 2014 | Warwickshire | ||
| NatWest t20 Blast (in England) | 2015 | Lancashire | ||
| NatWest t20 Blast (in England) | 2016 | Northants | ||
| NatWest t20 Blast (in England) | 2017 | Notts |
| By default, the shading indicates records from the past week, or failing that, the most recent entry. |
| Adjust: most recent | past week | past month | past 6 months | past year | 4 years | 10 years |
| Records includes the following current or recent matches: |
|
Warwickshire v Nottinghamshire at Birmingham, NatWest t20 Blast final, Sep 2, 2017
[Twenty20] |
|
Hampshire v Nottinghamshire at Birmingham, NatWest t20 Blast 2nd semi final, Sep 2, 2017
[Twenty20] |
|
Nottinghamshire v Somerset at Nottingham, NatWest t20 Blast 3rd quarter final, Aug 24, 2017
[Twenty20] |