| Tourney Name: | Royal Bank Cup |
| Year: | 2003 |
| Size: | 150px |
| Dates: | May 3, 2003 – May 11, 2003 |
| Num Teams: | 5 |
| Venues: | Charlottetown Civic Centre in Charlottetown, Prince Edward Island |
| Type: | other |
| Winners: | Humboldt Broncos |
| Count: | 1 |
| Second: | Camrose Kodiaks |
| Games: | 13 |
| Scoring Leader: | Josh Podaima (Humboldt) |
| Mvp: | Craig Olynick (Humboldt) |
| Prevseason: | 2002 |
| Nextseason: | 2004 |
The 2003 Royal Bank Cup was the 33rd Junior "A" 2003 ice hockey National Championship for the Canadian Junior A Hockey League.
The Royal Bank Cup was competed for by the winners of the Doyle Cup, Anavet Cup, Dudley Hewitt Cup, the Fred Page Cup and a host city.
The tournament was hosted by the Charlottetown Abbies in Charlottetown, Prince Edward Island.
Lennoxville Cougars defeat Charlottetown Abbies 5-4 in Overtime
Humboldt Broncos defeat Wellington Dukes 4-1
Charlottetown Abbies defeat Camrose Kodiaks 3-2
Lennoxville Cougars defeat Humboldt Broncos 5-4 in Overtime
Camrose Kodiaks defeat Wellington Dukes 7-1
Wellington Dukes defeat Charlottetown Abbies 1-0 in Overtime
Camrose Kodiaks defeat Lennoxville Cougars 4-1
Humboldt Broncos defeat Charlottetown Abbies 8-5
Wellington Dukes defeat Lennoxville Cougars 5-2
Camrose Kodiaks defeat Humboldt Broncos 5-3
Most Valuable Player: Craig Olynick (Humboldt Broncos)
Top Scorer: Josh Podaima (Humboldt Broncos)
Most Sporsmanlike Player: Travis Friedley (Camrose Kodiaks)
Top Goalie: Mike Brodeur (Camrose Kodiaks)
Top Forward: Carl Gagnon (Lennoxville Cougars)
Top Defenceman: Craig Olynick (Humboldt Broncos)
Fort Frances Borderland Thunder