The 2005 Australian Club World Championship Qualifying Tournament was as association football knock-out competition to determine the Australian entrant into the 2005 OFC Club Championship. The tournament consisted of seven teams, being the teams competing in the inaugural A-League season in 2005–06, with the exception of New Zealand Knights.
A standalone tournament was necessary to determine to determine Australia's Oceania Club Championship entrant for the year as there had yet to be any competitive matches for the new A-League clubs. It was to be a one-off competition, with Australia joining the Asian Football Confederation from 2006 onwards, and future continental qualification places determined by teams' performances in the A-League. The competition represented the first competitive matches of any kind for several of the teams.[1]Perth Glory was given a bye in the first round as Champions of the final National Soccer League season.[2]