| 162* | AR Crook | Lancashire v Buckinghamshire | Sir Paul Getty's Ground, Wormsley | a16599 |
| 158* | JN Batty | Surrey v Hampshire | The Brit Oval, Kennington | a16741 |
| 132 | SR Watson | Hampshire v Surrey | The Brit Oval, Kennington | a16741 |
| 118 | NV Knight | Warwickshire v Hampshire | Lord's Cricket Ground, St John's Wood | a16823 |
| 114* | N Pothas | Hampshire v Glamorgan | Sophia Gardens, Cardiff | a16628 |
| 112* | NV Knight | Warwickshire v Kent | Edgbaston, Birmingham | a16742 |
| 108 | NV Knight | Warwickshire v Netherlands | Hazelaarweg, Rotterdam | a16597 |
| 106* | PN Weekes | Middlesex v Northumberland | Osborne Avenue, Jesmond | a16602 |
| 105 | PN Weekes | Middlesex v Northamptonshire | Lord's Cricket Ground, St John's Wood | a16631 |
| 104 | SM Ervine | Hampshire v Warwickshire | Lord's Cricket Ground, St John's Wood | a16823 |
| 101 | A Symonds | Lancashire v Sussex | Old Trafford, Manchester | a16740 |
| 100* | MTG Elliott | Glamorgan v Suffolk | The Victory Ground, Bury St Edmunds | a16610 |
| 100 | SM Ervine | Hampshire v Yorkshire | The Rose Bowl, Southampton | a16794 |