Following are the medals won by Wellington College at the 2003 NISS Championship regatta. See the medal table for Wellington College's final ranking at the regatta.
Wellington College also attended: mad03 || mad04 || mad05 || mad06 || mad07 || mad08 || mad09 || mad10 || mad11 || mad12 || mad13 || mad14 || mad15 || nis02 || nis03 || nis04 || nis05 || nis06 || nis07 || nis08 || nis09 || nis10 || nis11 || nis12 || nis13 || nis14 || nis15
WLCO 1: Crew - Matt Tong | Mikkel Nielsen | Elliot Riley | Charles Thompson + Rob Harris (cox)
Coaches - Peer Nielsen | Peter Tong
WLCO 1: Crew - Nick White | Matthew Archibald | Robert Macann | George Tylee + Simon Hill (cox)
Coaches - Peer Nielsen | Peter Tong
WLCO 1: Crew - Mikkel Nielsen
Coaches - Peer Nielsen | Peter Tong
WLCO 1: Crew - Matthew Archibald | Robert Macann
Coaches - Peer Nielson | Peter Tong
WLCO 3: Crew - Lewis Bollard | Paul Wilkin
Coaches - Peer Nielson | Peter Tong
WLCO 1: Crew - Edward Wiley | Matthew Taylor
Coach - Reuben Lithgow