Throughout the late 1980s and early 1990s, Hendy competed in Ironman (surf lifesaving) races, winning the Australian Championship six times and coming second on three occasions.
Trevor was also a superb Malibu board paddler, winning multiple Australian Championships.
Trevor later remarried to Jo Macdermid (Hendy) and they have two children, son Bailey and daughter Jaali.
After a successful European summer, in which he medalled as a part of Australia's K41000m combination, Hendy returned home and announced his retirement, ending his bid for a place in the 2000 Olympics.
Despite retiring professionally and no longer training{fact}, he went on to win Australian Championships into the early 2000s.