Sligo, Cavan, Westmeath and Offaly are all in contention.
The semi finals of the Tailteann Cup are down for decision today.
First up, Sligo take on Cavan at Croke Park from 1:45pm.
That will be followed by the clash of Westmeath and Offaly at 4pm.
The winners will be the first ever finalists of this competition and will play in the decider on the 9th of July.
The line-up for the Electric Ireland All-Ireland Hurling Minor Championship final will be complete today.
Tipperary and Galway meet in the last four at the TUS Gaelic Grounds from 4-o'clock with the winner set to face Offaly next.
All Ireland champions Meath are back in action in the TG4 All Ireland Ladies Senior Football Championship this afternoon.
The Royals face Armagh at 3:45 in round 2 of this year's tournament.
Elsewhere Cavan and Mayo meet at Pearse Park from 1:45pm.
While three fixtures throw-in at 2-o'clock.
Tipperary host Dublin, Galway come up against Westmeath and it's Cork vs Donegal in Clane.
The Irish Women's team will play a friendly this afternoon against the Phillipines.
It's part of a training camp for the squad in the Bellis Sports Centre in Antalya, Turkey.
Vera Pauw's side are away as part of their preparations for their next 2023 FIFA Women's World Cup Qualifier against Georgia on the 27th of June.
Daryl Gurney and Brendan Dolan will be hoping to book their place in the semi-finals of the Darts World Cup this afternoon.
The Northern Irishmen will represent their country against the Netherlands at 12pm in Frankfurt.
Yesterday, the Dutch beat the Irish pair of Steve Lennon and Willie O'Connor to advance to the quarter-finals.
F1 Championship leader Max Verstappen is on pole position for this evening's Canadian Grand Prix.
Two-time world champion Fernando Alonso will go from second, with Ferrari's Carlos Sainz third.
Mercedes driver Lewis Hamilton will be fourth on the grid.
Charles Leclerc - who is third in the season standings - will start from the back after being punished for excessive engine use.