2003 ECB National League
The 2003 ECB National League season was a 45 over English county cricket competition; colloquially known as the Sunday League. Surrey Lions won the League for the second time.
Final standings
Division One
| Team | P | W | L | T | NR | Pts | RunRate |
| 1. Surrey Lions | 16 | 12 | 3 | 0 | 1 | 50 | 2.99 |
| 2. Gloucestershire Gladiators | 16 | 11 | 4 | 0 | 0 | 46 | 4.48 |
| 3. Essex Eagles | 16 | 8 | 7 | 1 | 0 | 34 | 3.80 |
| 4. Warwickshire Bears | 16 | 8 | 8 | 0 | 0 | 32 | -0.57 |
| 5. Glamorgan Dragons | 16 | 8 | 8 | 0 | 0 | 32 | -0.94 |
| 6. Kent Spitfires | 16 | 7 | 8 | 1 | 0 | 30 | 3.52 |
| 7. Leicestershire Foxes | 16 | 7 | 9 | 0 | 0 | 28 | -3.83 |
| 8. Yorkshire Phoenix | 16 | 5 | 11 | 0 | 0 | 20 | -6.96 |
| 9. Worcestershire Royals | 16 | 4 | 12 | 0 | 0 | 16 | -1.16 |
Division two
| Team | P | W | L | T | NR | Pts | RunRate |
| 1. Lancashire Lightning | 18 | 14 | 3 | 0 | 1 | 58 | 5.81 |
| 2. Northamptonshire Steelbacks | 18 | 12 | 5 | 0 | 1 | 50 | 11.00 |
| 3. Hampshire Hawks | 18 | 11 | 7 | 0 | 0 | 44 | 4.80 |
| 4. Middlesex Crusaders | 18 | 10 | 7 | 0 | 1 | 42 | -0.27 |
| 5. Nottinghamshire Outlaws | 18 | 9 | 9 | 0 | 0 | 36 | -0.62 |
| 6. Derbyshire Scorpions | 18 | 8 | 8 | 0 | 2 | 36 | 0.36 |
| 7. Durham Dynamos | 18 | 7 | 10 | 0 | 1 | 30 | 4.24 |
| 8. Sussex Sharks | 18 | 6 | 12 | 0 | 0 | 24 | -8.17 |
| 9. Somerset Sabres | 18 | 5 | 12 | 0 | 1 | 22 | -4.12 |
| 10. Scotland | 18 | 4 | 13 | 0 | 1 | 18 | -14.03 |