The 2005–06 Scottish Challenge Cup was the 15th season of the competition, competed for by all 30 members of the Scottish Football League. The defending champions were Falkirk, who defeated Ross County 2–1 in the 2004 final. Falkirk did not compete in the tournament after being promoted to the Scottish Premier League.
The final was played on 6 November 2005 and was won by St Mirren who defeated Hamilton Academical 2–1 in the final at Excelsior Stadium in Airdrie.
Schedule Round First match date Fixtures Clubs First round Sat/Sun 30/31 July 2005 14 30 → 16 Second round Tue/Wed 30/31 August 2005 8 16 → 8 Quarter-finals Tue/Wed 13/14 September 2005 4 8 → 4 Semi-finals Tuesday 27 September 2005 2 4 → 2 Final Sunday 6 November 2005 1 2 → 1
First round Airdrie United and Dumbarton received random byes into the second round
Source: ESPN Soccernet
Second round
Source: ESPN Soccernet
Quarter-finals
Semi-finals
Final
External links ESPN Soccernet Scottish League Challenge Cup page