2003 Twenty20 Cup Bowling averages (Top 10) Bowling averages (Top 10)

| Player | Team | Matches | Overs | Wickets | Average | Economy | BBI | _4wi | _5wi |
|---|---|---|---|---|---|---|---|---|---|
| Peter Martin Category:Articles with hCards | Lancashire | 4 | 15.0 | 7 | 12.14 | 5.66 | 3/20 | 0 | 0 |
| Adam Hollioake Category:Articles with hCards | Surrey | 7 | 25.1 | 16 | 12.31 | 7.82 | 5/21 | 1 | 1 |
| Simon Cook Category:Articles with hCards | Middlesex | 5 | 18.2 | 9 | 13.77 | 6.76 | 3/14 | 0 | 0 |