The 2005 A-League Pre-Season Challenge Cup was played in the lead up to the inaugural (
2005-06)
A-League season. It was won by the
Central Coast Mariners
Central Coast Mariners Football Club is an Australian professional association football, soccer club based in Gosford, on the Central Coast (New South Wales), Central Coast of New South Wales. It competes in the A-League, A-League Men, under ...
, who beat
Perth Glory in the final.
Group stage
Group A
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Group B
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Knockout stage
Semi-finals
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Final
Top scorers
{{2005–06 in Australian football
A-League Pre-Season Challenge Cup
Chall