FRIDAY: Magners League: Connacht v Scarlets, Sportsground (6.30); Ospreys v Glasgow Warriors, Liberty Stadium (7.05).
SATURDAY
Magners League: Munster v Ulster, Thomond Park (5.0); Leinster v Cardiff Blues, RDS (6.30).
AIB League Division One A(2.30): Clontarf v Blackrock, Castle Avenue; Cork Constitution v Garryowen, Temple Hill; Shannon v UL Bohemian, Coonagh; St Mary's v Dolphin, Templeville Road.
Division One B(2.30): Ballynahinch v Young Munster, Ballymacarn Park; Buccaneers v Galwegians, Dubarry Park; Old Belvedere v Ballymena, Anglesea Road; UCC v Dungannon, Mardyke.
Division Two(2.30): Bective Rangers v Belfast Harlequins, Donnybrook; Bruff v UCD, Killballyowen Park; Clonakilty v Dublin University, Shannonvale; Corinthians v Old Crescent, Corinthian Park; DLSP v Old Wesley, Kirwan Park; Greystones v Malone, Dr Hickey Park; Terenure v Lansdowne, Lakelands; Thomond v Highfield, Liam Fitzgerald Park.
Division Three(2.30): Banbridge v Naas, Rifle Park; Barnhall v Nenagh Ormond, Parsonstown; Connemara v Instonians, Monastery Field; Midleton v Carlow, Towns Park; Portadown v QUB, Chambers Park; Sundays Well v Ards, Musgrave Park; Suttonians v Navan, JJ McDowell Park; Wanderers v Rainey Old Boys, Merrion Road.
SUNDAY
Magners League: Edinburgh v Dragons, Murrayfield (5.05).