| 1 | 83 | RDB Croft & IJ Thomas | Glamorgan v Suffolk | 2005 | a16610 |
| 2 | 179 | Hampshire Cricket Board v Suffolk | 1999 | a11902 | |
| 3 | 123 | Suffolk v Hampshire Cricket Board | 1999 | a11902 | |
| 4 | 167 | AJ Lamb & DJ Capel | Northamptonshire v Suffolk | 1989 | a6115 |
| 5 | 90 | MTG Elliott & MA Wallace | Glamorgan v Suffolk | 2005 | a16610 |
| 6 | 97* | MTG Elliott & SD Thomas | Glamorgan v Suffolk | 2005 | a16610 |
| 7 | 92 | CP Seal & CJ Warn | Suffolk v Herefordshire | 2001 | a13718 |
| 8 | 64 | IS Morton & TM Smith | Suffolk v Glamorgan | 2005 | a16610 |
| 9 | 23 | RJ Warren & DM Cousins | Northamptonshire v Suffolk | 2002 | a14314 |
| 10 | 39 | CC Benham & TR Craddock | Unicorns v Essex | 2011 | a21360 |