[3] An Australian international and New South Wales representative fullback, he played the majority of his club football in the National Rugby League for the Cronulla-Sutherland Sharks.
[6] In 2003, Peachey was named in the top ten Cronulla-Sutherland Sharks Legends, as nominated by the fans and picked by a panel of rugby league experts.
For several months in 2005 his future seemed uncertain until he announced on The NRL Footy Show that the club would no longer be retaining his services after twelve years of loyalty.
After his last match for Cronulla, a loss to Souths, played in wet conditions at night, Peachey left the formal farewell celebrations early to meet with his fans who were waiting in the rain outside the dressing rooms.
Many speculated within the media where he would eventually end up; however it quickly became certain that he would move overseas to continue his career as he announced that he did not want play against his old club anytime in the future.
[7] In his second match for the club, he led the Rabbitohs, who were winless from the first thirteen rounds of the season, to a historic 34–14 victory over the second-placed Brisbane Broncos, who were missing players to Origin duties.
[8] The first two rounds of the NRL season in 2007, saw a rejuvenated Peachey playing with vigour and a seemingly contagious attitude that rubs off on both his fellow players and the fans.
[9] The David Peachey Foundation was founded to support indigenous kids from rural and remote areas that excel or show potential in rugby league.
This support usually comes from financial aid to the children 25 Along with Frano Botica Peachey was heavily involved in the Cronulla Sharks playing NRL matches in Taupō.