| League details | |
|---|---|
| Dates | 22 February 2003 – 5 May 2003 |
| Teams | 32 |
| League champions | |
| Winners | Kilkenny (11th win) |
| Captain | Charlie Carter |
| Manager | Brian Cody |
| League runners-up | |
| Runners-up | Tipperary |
| Captain | Brian O'Meara |
| Manager | Michael Doyle |
| Other division winners | |
| Division 2 | Antrim |
| Division 3 | Mayo |
← 2002 2004 → | |
The 2003 National Hurling League was the 72nd seasons of the National Hurling League.