2015–16 Irish Cup
| Tournament details | |
|---|---|
| Country | Northern Ireland |
| Teams | 129 |
| Defending champions | Glentoran |
| Final positions | |
| Champions | Glenavon (7th win) |
| Runners-up | Linfield |
| Tournament statistics | |
| Matches played | 127 |
| Goals scored | 553 (4.35 per match) |
The 2015–16 Irish Cup (known as the Tennent's Irish Cup for sponsorship purposes) was the 136th edition of the Irish Cup, the premier knockout cup competition in Northern Irish football since its introduction in 1881. The competition began on 18 August 2015 with the first round and concluded with the final at Windsor Park on 7 May 2016. The cup was sponsored by Tennent's Lager, the competition's first title sponsor since 2012.
Glentoran were the defending champions, after they lifted the cup for the second time in three seasons and for the 22nd time overall by defeating Portadown 1–0 in the 2015 final. Their defence of the Cup ended in the sixth round after falling to a 4–1 home defeat against 2013–14 winners, Glenavon.
Glenavon who were the eventual winners after beating Linfield 2-0 in the final, qualified for the 2016–17 UEFA Europa League first qualifying round