| 177 | AJ Wright | Gloucestershire v Scotland | The Royal and Sun Alliance County Ground, Bristol | a10579 |
| 158 | RK Rao | Sussex v Derbyshire | County Ground, Derby | a10641 |
| 146 | GA Hick | Worcestershire v Essex | County Ground, Chelmsford | a10604 |
| 143 | NJ Trainor | Gloucestershire v Scotland | The Royal and Sun Alliance County Ground, Bristol | a10579 |
| 129 | K Greenfield | Sussex v Lancashire | County Ground, Hove | a10609 |
| 129* | CJ Adams | Derbyshire v Sussex | County Ground, Derby | a10641 |
| 126 | RA Smith | Hampshire v Cambridgeshire | Harecroft Road, Wisbech | a10575 |
| 119 | RA Smith | Hampshire v Glamorgan | County Ground, Southampton | a10605 |
| 113* | JP Crawley | Lancashire v Sussex | County Ground, Hove | a10609 |
| 112 | DL Hemp | Warwickshire v Middlesex | Lord's Cricket Ground, St John's Wood | a10644 |
| 111 | KJ Barnett | Derbyshire v Northamptonshire | County Ground, Derby | a10603 |
| 111* | DL Hemp | Warwickshire v Sussex | Edgbaston, Birmingham | a10662 |
| 109 | SP James | Glamorgan v Essex | County Ground, Chelmsford | a10660 |
| 108 | TM Moody | Worcestershire v Netherlands | County Ground, New Road, Worcester | a10588 |
| 106 | P Johnson | Nottinghamshire v Essex | Trent Bridge, Nottingham | a10645 |
| 105 | DS Lehmann | Yorkshire v Glamorgan | Sophia Gardens, Cardiff | a10642 |
| 103* | IJ Sutcliffe | Leicestershire v Devon | The Maer Ground, Exmouth | a10577 |
| 101 | SC Ecclestone | Somerset v Herefordshire | County Ground, Taunton | a10584 |
| 101 | CJ Adams | Derbyshire v Northamptonshire | County Ground, Derby | a10603 |
| 100 | SG Law | Essex v Worcestershire | County Ground, Chelmsford | a10604 |
| 100 | MA Lynch | Gloucestershire v Middlesex | Uxbridge Cricket Club Ground, Uxbridge | a10607 |
| 100 | JH Kallis | Middlesex v Gloucestershire | Uxbridge Cricket Club Ground, Uxbridge | a10607 |