1963–64 Welsh Cup

The 1963–64 FAW Welsh Cup is the 77th 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
 * SFL - Southern Football League
 * WLN - Welsh League North

Fifth round
Ten winners from the Fourth round and six new clubs.

Semifinal
Newport County and Cardiff City played at Swansea, replay were held it Cardiff, Bangor City and Wrexham played at Chester.