Following are the medals won by Whanganui High School at the 2009 Aon North Island Secondary Schools regatta. See the medal table for Whanganui High School's final ranking at the regatta.
Whanganui High School also attended: mad03 || mad04 || mad05 || mad06 || mad07 || mad08 || mad09 || mad10 || mad11 || mad12 || mad13 || mad14 || mad15 || nis02 || nis04 || nis06 || nis07 || nis08 || nis09 || nis10 || nis11 || nis12 || nis13 || nis14 || nis15
WNHS 1: Crew
WNHS 1: Crew