1888–89 Welsh Cup
Introduction The '''1888–89 FAW Welsh Cup''' was the 12th edition of the annual knockout tournament for competitive football teams in Wales. The competition was won by Bangor.
First round ===Group one===Source:  Welsh Football Data Archive===Group two===Source:  Welsh Football Data Archive===Group three===Source:  Welsh Football Data ArchiveVale of Llangollen receive a bye to the next round===Replay===Source:  Welsh Football Data Archive===Group four===Source:  Welsh Football Data ArchiveDavenham receive a bye to the next round
Second round Source:  Welsh Football Data ArchiveBangor receive a bye to the next round Match protested regarding poor light, re-play was organised Match protested regarding ineligible man, re-play was organised===Replay===Source:  Welsh Football Data Archive match abandoned after poor light===Second replay===Source:  Welsh Football Data Archive
Third round Source:  Welsh Football Data ArchiveChirk AAA receive bye to next round match protested, re-play was organised===Replay===Source:  Welsh Football Data Archive
Semi-final Source:  Welsh Football Data Archive===Replay===Source:  Welsh Football Data Archive.
Final
References *  Welsh Football Data Archive