A complete guide to this week's GAA fixtures - compiled by Ian O'Riordan.
WEDNESDAY
Ulster Under-21 football semi-finals: Down v Tyrone, Newry, 8.0, JJ Cleary (Derry); Donegal v Armagh, Ballybofey, 8.0, S McNamee (Tyrone).
SATURDAY
Connacht Under-21 football final: Sligo v Mayo, Markievicz Park, 5.0, R McBrien (Limerick).
Leinster Under-21 hurling first round: Westmeath v Meath, Mullingar, 3.0, T Carroll (Offaly); Longford v Kildare, Longford, 3.0, R Cornally (Westmeath); Louth v Wicklow, Drogheda, 3.0, M Bartley (Meath)
All-Ireland Colleges SH B final: Cross and Passion v Colaiste Eoin, Newry, 4.0, D Magee (Down).
All-Ireland Colleges SF B final: St Paul's Oughtarard v St Pius Magherafelt, 2.0, Carrick on-Shannon, Referee TBC.
SUNDAY
National Hurling League- Round Six
(All Games 2.30 unless stated)
Division One– Galway v Tipperary, Pearse Stadium, B Kelly (Westmeath); Kilkenny v Cork, Nowlan Park, M Wadding (Waterford); Dublin v Clare, Parnell Park, D Kirwan (Cork); Limerick v Waterford, Gaelic Grounds, C McAllister (Cork).
Division Two– Kerry v Westmeath, Tralee, J O'Mahony (Limerick); Wexford v Offaly, Wexford Park, E Morris (Dublin); Carlow v Down, Dr Cullen Park, T McIntyre (Anrim); Laois v Antrim, TBC, T Ryan (Tippeary).
Division Three B– Longford v London, Longford, 1.0, G Duffy (Antrim); Donegal v Fingal, Letterkenny, J O'Rourke (Monaghan); Roscommon v Louth, Athleague, G Hoey (Clare); Tyrone bye.
Leinster Under-21 football final: Laois v Dublin, Portlaoise, 3.0, E Craul (Wicklow).
All-Ireland Colleges SF C final: St Mary's CS Strokestown v Aquinas Belfast, Cavan, 2.0, B Crowe (Cavan).