1951–52 Welsh Cup

The 1951–52 FAW Welsh Cup is the 65th season of the annual knockout tournament for competitive football teams in Wales.

Key
League name pointed after clubs name.
 * CCL - Cheshire County League
 * FL D3N - Football League Third Division North
 * SFL - Southern Football League

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

Semifinal
Cardiff City and Wrexham played at Shrewsbury, both matches between.

Final
Final were held at Cardiff.