A late Jonny Lowe try saw Belfast Harlequins end Garryowen's winning start to the Division One campaign on Saturday, while Steph Nel's first game in charge of Ballymena ended in defeat to Blackrock.
Results: Saturday December 11: AIB League Division One:
Blackrock College 33 Ballymena 17, Stradbrook Scorers: Blackrock: Tries: Andy O'Neill 2, David Dillon; Cons: Conor Kilroy 3; Pens: Kilroy 4 Ballymena: Tries: Andrew Trimble 2; Cons: Owen Edwards 2; Pen: Edwards
County Carlow 21 Buccaneers 23, Oak Park Scorers: Carlow: Pens: Richie Murphy 6; Drop gl: Murphy Buccaneers: Tries: Conor Lavelle, Eoin Brennan; Cons: Justin Meagher 2; Pens: Meagher 3
Garryowen 6 Belfast Harlequins 13, Dooradoyle Scorers: Garryowen: Pens: Gerry Hurley 2 Harlequins: Try: Jonny Lowe; Con: WP Strauss; Pens: Strauss 2
Division Two:
Old Belvedere 7 De La Salle Palmerston 30 Terenure College 32 Bective Rangers 11 Thomond 22 St Mary's College 26 Waterpark 25 Highfield 19
Division Three:
City of Derry 10 Connemara 8 Clonakilty 23 Sunday's Well 16 Instonians 61 Ballina 15 Old Wesley 12 Suttonians 16 Portadown 6 Greystones 38 Queen's University 5 Skerries 11