Education
He graduated from the University of Melbourne Medical School in 1984 with Bachelor of Medicine, Bachelor of Surgery and Bachelor of Medical Science degrees.
He graduated from the University of Melbourne Medical School in 1984 with Bachelor of Medicine, Bachelor of Surgery and Bachelor of Medical Science degrees.
In the early 2000s he operated from a medical clinic in the northern Australian town of Cairns. Le Sueur has windsurfed from Melbourne to Sydney (1983) and land windsurfed across the Nullarbor Plain (1985). He is also a short-handed offshore multihull sailor.
He was the best competitor in the 1988 transport-Tasman yacht race.
In 1988 he was rescued with three other crew from the capsized catamaran Doctorate-Flawless when the vessel capsized in rough weather offshore from Portuguese Stephens. He competed against Sir Peter Blake in the 1988 Bicentennial Around Australia yacht race.
He has cruised and raced many catamarans throughout the Indo-Pacific. In 2011 he capsized the 50 feet (15 m) catamaran Top Gun/eDoc In 2013 Gavin Le Sueur kite buggied and land windsurfed across the Nullarbor Plain a second time accompanied by his family on land yachts.
Le Sueur has written and photographed for the magazines Multihull World and Cruising Helmsman.
Since 1985 he has been the owner and director of Cyclone Publishers. From 1989 to 1992 he appeared on the Nine Network television series Australia from the outside looking in, hosted by Brian Naylor.