2005- 9th Hobie 18 World Championships
Melbourne Australia
1 Brad Sumner / Belinda Walcom- AUS
2Andrew Nelson / Don McPhee-  AUS
3Richrad Quinn / Michael Quinn- AUS

1999 8th Hobie 18 Worlds, Melbourne, Australia
1 Brad Sumner/ Amy Johnstone Australia
2Aaron Worrall /Michael Coburn Australia
3Keith Middleton / Suzanne Middleton Australia

1996 7th Hobie 18 Worlds Sitges, Spain
1st Brad Summer/Amy Johnstone-AUS
2nd Francesco Marcolin/Milena Cerbecto-ITA
3rd Giovanni Passarelli/Daniela Baldi-ITA

1991 6th Hobie 18 Worlds, Gaeta, Italy
1st Clive/Donna Kennedy-AUS
2nd Jeff Alter/Kathy Ward-USA
3rd George Owen/Tracy Wood-AUS

1989 5th Hobie 18 Worlds , Monterey, CA
1st Gary Metcalf/Matthew Stephens- AUS
2nd Mark Laruffa/Matt Byrne-AUS
3rd Hobie Alter Jr/Meagan Burch-USA

1987 4th Hobie 18 Worlds , Toronto, Canada
1st Brett Dryland/D Dryland-AUS
2nd Carlton Tucker/Pesane-USA
3rd Mark Laruffa/Scuttig-AUS

1985 3rd Hobie 18 Worlds, Port Macquarie, Australia
1st Gary Metcalf/Brian Miers-AUS
2nd Carlton Tucker/Ian 'Fresh' Burns-USA
3rd Ian Bashford/Steve WhelanAUS

1983 2nd Hobie 18 World's, Hyeres, France
1st Brett Dryland/Robin Whitehead- AUS
2nd Carlton Tucker/Kelly O'Brian-USA
3rd David Rodgers/Rich Dunham-USA1

1981 1st Hobie 18 World's , Daytona Beach, FL
1st Ian Bashford/Steven Wheelan-AUS
2nd Phil Berman/Tom Whitehurst-USA
3rd Miles Wood/Dan Mangus-USA