The 1978–79 FAW Welsh Cup is the 92nd season of the annual knockout tournament for competitive football teams in Wales.

Key League name pointed after clubs name. CCL - Cheshire County League FL D2 - Football League Second Division FL D3 - Football League Third Division FL D4 - Football League Fourth Division NPL - Northern Premier League SFL - Southern Football League WLN - Welsh League North WLS - Welsh League South

Fourth round Nine winners from the Third round and seven new clubs. Tie noHomeScoreAway1Chester (FL D3)0–0Bangor City (NPL)replayBangor City (NPL)0–1Chester (FL D3)

Fifth round Tie noHomeScoreAway1Chester (FL D3)4–3Oswestry Town (SFL)

Semifinal Tie noHomeScoreAway1Shrewsbury Town (FL D3)2–0Worcester City (SFL)2Chester (FL D3)0–1Wrexham (FL D2)

Final Tie noHomeScoreAway1Wrexham (FL D2)1–1Shrewsbury Town (FL D3)Shrewsbury Town (FL D3)1–0Wrexham (FL D2)

External links The FAW Welsh Cup