Reigning All-Ireland Club Hurling champions Ballygunner begin the defence of their Munster title this afternoon.
The 9-in-a-row Waterford champions take on Tipperary's Kilruane MacDonagh's in the quarter-finals at half-one.
Kilruane come into the game on the back of winning their first county title in 37-years last weekend.
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There's a repeat of last year's final in the last-eight of the Leinster Club Senior Football Championship.
Holders Kilmacud Crokes welcome Kildare champions Naas to Parnell Park for a half-three throw-in.
Kilmacud are without injured forward Paul Mannion but can call on the services of Galway star Shane Walsh.
Carlow's Palatine host three-in-a-row Laois champions Portarlington at 3 while the other two quarter-finals have 2pm starts.
New Westmeath champions The Downs face Louth's St Mary's, Ardee in Mullingar while Offaly's Rhode go to Meath's Ratoath.
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Newcastle West defend their Limerick Senior Football Championship crown against Adare.
That final is a repeat of last year's decider where Newcastle West were six-point winners.
There's a 3pm start at Killmallock.
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There will be first-time winners crowned in this afternoon's Leinster Club Ladies Football final.
Tinahely of Wicklow go up against Dublin's Kilmacud Crokes at Bray Emmets at 1pm.
It's a 2pm start for the Munster decider between Clare's The Banner and 14-time winners, Ballymacarbry of Waterford, at Mallow.