Muaupoko
NZ Junior Titles
U/16 Doubles 2004
Māori Tennis Titles
U/18 Singles 2004
Open Singles 2006, 08
Open Doubles 2009
Open Mixed 2009
International Junior Titles
ITF Portugal 2005
ITF Fiji 2005
Bay of Plenty Secondary Schools Sportsman of the Year 2005
In 2010 Austin was R/U in the final of the NCAA singles in the US representing the University of Loiseville Kentucky