Fingers crossed that RGC and Nant Conwy make it to the finals - date, times and ticket information below.
All six games are being played at neutral venues on Saturday, 25 March. Fixtures are as follows:
WRU National Cup
Pontypridd v Cross Keys -Talbot Athletic Club, Aberavon (2.30pm kick-off)
RGC 1404 v Merthyr - Sardis Road, Ponypridd (5.00pm kick-off, live on S4C)
* Tickets £10 (£5 for U16s) available on the gate
WRU National Plate
Penallta v Nant Conwy - Recreation Ground, Newtown (2.30pm kick-off)
Abercarn v Ystalyfera - Dairy Field, Llanharan (2.30pm kick-off)
WRU National Bowl
Caerphilly v Cilfynydd - Maes Gwyn, Taffs Well (2.30pm kick-off)
Cardigan v Amman United - Memorial Playing Fields, Lampeter (2.30pm kick-off)
* Tickets for Plate and Bowl semi-finals £5 (£2 for U16s)
National Finals Day Sunday, 16 April - Principality Stadium
Bowl Final - 1.00pm
Plate Final - 3.15pm
Cup Final - 5.35pm
All games live on S4C
Tickets at £10 (U16s £5) will go on sale on Friday, 24 March via www.wru.wales/tickets
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