The 2015 Waratah Cup was the 13th season of Football NSW's knockout competition, and which ran from 3 June to 5 July. The Preliminary Rounds are now a part of the 2015 FFA Cup competition.The 5 winners from the FFA Cup preliminary Seventh Round qualified both for the Waratah Cup and for the 2015 FFA Cup Round of 32. The winners were Sydney United 58, their 5th title (including predecessor knockout cup competitions).