| 162* | AR Crook | Lancashire v Buckinghamshire | 2005 | a16599 |
| 128* | JJ Cobb | Leicestershire v Unicorns | 2013 | a22649 |
| 125 | MJ Guptill | Derbyshire v Unicorns | 2012 | a21960 |
| 120* | WJ Durston | Derbyshire v Unicorns | 2012 | a21960 |
| 104 | NRD Compton | Somerset v Unicorns | 2011 | a21340 |
| 101 | SM Davies | Surrey v Unicorns | 2010 | a20720 |
| 100* | WTS Porterfield | Warwickshire v Unicorns | 2012 | a22096 |