| Irish Cup | |
| Year: | 2008–09 |
| Num Teams: | 100 |
| Defending Champions: | Linfield |
| Champions: | Crusaders (3rd win) |
| Matches: | 102 |
| Goals: | 419 |
| Prevseason: | 2007–08 |
| Nextseason: | 2009–10 |
The 2008–09 Irish Cup was the 129th edition of the Irish Cup, Northern Ireland's premier football knock-out cup competition. The competition began on 25 October 2008 with the first round and ended on 9 May 2009 with the final.
Linfield were the defending champions, winning their third consecutive Irish Cup the previous season after a 2–1 win over Coleraine in the 2008 final. This season they reached the semi-finals, but were defeated by Cliftonville. Crusaders went on to lift the trophy, beating Cliftonville 1–0 in the final. In doing so, they earned a place in the second qualifying round of the 2009–10 UEFA Europa League.[1] [2]
The matches were played on 25 October and 1 November 2008.
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The games were played on 22 November 2008.
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In this round entered winners from the Second Round as well as all 17 teams from IFA Championship. The games were played on 13 December 2008.
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In this round entered winners from the Third Round as well as all 12 teams from IFA Premiership. The games were played on 17 January 2009.
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In this round entered the sixteen winners from the Fourth Round. The matches were played on 14 February 2009.
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