? Gillian Weir
? Leonard Cave
1977 Paul Jessen
1979 Eoin Cameron
1987 Gloria Jenkins
1989 Matthew Harris
1991 Alieda Brooks

The Alan Hewson Memorial Trophy for Organ Performance
commemorating Alan Hewson, former Treasurer and Auditor of Christchurch Organists Association
first presented 1992

1992 Alieda Brooks and Stephen Vincent
1993 Michael Stewart
1994 Jonathon Berkahn
1995 Stephen Vincent
1996 Hye-Mi Kang and Gregory Peyroux
2002 Thomas Wilson
2003 No competition
2004 No competition
2006 Eugene A.  Lavery
2007 Nicholas Forbes
2008 Rachel Swindells  (Dunedin)
2009 Thomas Gaynor (Wellington)
2010 No first prize awarded
2011 Nicholas Sutcliffe
2012 Miran Park (Auckland)
2013 No competition (Melbourne Congress)
2014 No first prize awarded
2015 Simon Mace
2016 Edith Yam (Sydney) and Paul Chan (Auckland)
2017 No competition (Brisbane Congress)
2018 Rebecca-Soojung Lee  (Auckland)
2019 Gloria Lee (Nelson)