The 2015–16 Irish Cup (known as the Tennent's Irish Cup for sponsorship purposes) was the 136th edition of the premier knock-out 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. 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