| John Kosmina|
| Hindmarsh Stadium, Adelaide|
Shengqing Qu (7)
The 2005–06 Adelaide United FC season was the club's second season since its establishment in 2003. The club participated in the A-League for the first time after the National Soccer League was replaced.
Continuing their good form from the final season of the NSL, Adelaide United finished as Premiers in the inaugural season of the Hyundai A-League. Qu Shengqing, Fernando Rech and Carl Veart shared the goal scoring with 7 a piece.
The Reds were bundled out of the finals race in straight sets losing to Sydney FC in the two leg semi final and then Central Coast Mariners 1–0 in the preliminary final at Hindmarsh.
2005–06 Adelaide United FC season Wikipedia
Note: Flags indicate national team as defined under FIFA eligibility rules. Players may hold more than one non-FIFA nationality.
Seven of the A-League clubs participated in a short tournament to find who would be Australia's representative at the FIFA Club World Cup in December. The New Zealand Knights did not compete, and Perth Glory received a bye into the second round.
Updated to games played on 5 February 2006Club Champion:
Carl Veart, Fernando Rech and Shengqing Qu (7)
Best Team Man:
Adam van Dommele
Rules for classification: 1) points; 2) goal difference; 3) number of goals scored.
1First place through to fourth place qualify for the 2006 A-League Finals Series.
2First place qualifies for the 2007 AFC Champions League Group stage.
3Winning the 2006 A-League Grand Final earns qualification for the 2007 AFC Champions League Group stage, unless the Grand Final winners are also first place, in which case the Grand Final runner up qualifies.
4New Zealand Knights cannot qualify for the 2007 AFC Champions League as they are not recognised as an AFC club.