The 1999–2000 Polish Cup was the forty-sixth season of the annual Polish cup competition.
It began on 22 June 1999 with the preliminary round and ended on 9 June 2000 with second leg of the Final, played at Stadion Amica, Wronki.
Amica Wronki were the defending champions.
The matches took place on 22, 23, 27, 30 June, 21 July and 1 August 1999.
Amica Wronki won 5–2 on aggregate