| 98FM Metropolitan Cup (J1) |
| 25/03/2012 |
| Dublin University | 63 | vs | 12 | Blackrock College RFC | | More |
| Referee : Richard Carson Venue : College Park |
| McCorry Cup (Under 21) |
| 15/04/2012 |
| Lansdowne | 34 | vs | 31 | Blackrock College RFC | | More |
| Referee : Gary Conway Venue : Belfield Thornfield |
| 11/03/2012 |
| Old Belvedere | 15 | vs | 17 | Blackrock College RFC | | More |
| Referee : Eanna O'Dowd Venue : Anglesea Road |
| Metro Plate |
| 22/04/2012 |
| Seapoint | 29 | vs | 11 | Blackrock College RFC | | More |
| Referee : John Carey Venue : Kilbogget Park Killiney |
| 15/04/2012 |
| De La Salle Palmerston | 7 | vs | 32 | Blackrock College RFC | | More |
| Referee : Helen O'Reilly Venue : Kirwan Park |
| 01/04/2012 |
| Blackrock College RFC | | vs | | Suttonians | | More |
| Referee : Venue : Stradbrook |
| Moran Cup (Metro J3) |
| 23/03/2012 |
| Lansdowne | 32 | vs | 19 | Blackrock College RFC | | More |
| Referee : Eoin Halpin Venue : Lansdowne Road |
| 09/03/2012 |
| De La Salle Palmerston | 23 | vs | 28 | Blackrock College RFC | | More |
| Referee : Greg Colclough Venue : Kirwan Park |
| Winters Cup (Metro J4) |
| 24/03/2012 |
| Blackrock College RFC | 15 | vs | 16 | Guinness | | More |
| Referee : Frank Smyth Venue : Stradbrook |
| 10/03/2012 |
| Blackrock College RFC | 18 | vs | 16 | A.I.B | | More |
| Referee : Donal Brady Venue : Stradbrook |
| Guilfoyle-James Cup (Metro J6) |
| 19/04/2012 |
| Railway Union | 10 | vs | 21 | Blackrock College RFC | | More |
| Referee : Venue : Donnybrook |
| 12/04/2012 |
| St Marys College RFC | 5 | vs | 59 | Blackrock College RFC | | More |
| Referee : Martin Farrelly Venue : Templeville Rd |
| 05/04/2012 |
| Wanderers | 10 | vs | 39 | Blackrock College RFC | | More |
| Referee : Donagh McGowan Venue : Lansdowne Road |
| Leinster Senior League Cup - Playoffs |
| 16/12/2011 |
| Blackrock College RFC | 3 | vs | 16 | Old Belvedere | | More |
| Referee : Dermot Blake Venue : Donnybrook |
| 12/11/2011 |
| Blackrock College RFC | 25 | vs | 22 | St Marys College RFC | | More |
| Referee : Brian Montayne Venue : Stradbrook |
| Leinster Senior League Cup - Section A |
| 24/09/2011 |
| Blackrock College RFC | 37 | vs | 31 | Terenure College RFC | | More |
| Referee : Gary Glennon Venue : Stradbrook |
| 17/09/2011 |
| Bective Rangers | 22 | vs | 28 | Blackrock College RFC | | More |
| Referee : Paul Haycock Venue : Donnybrook |
| 10/09/2011 |
| Blackrock College RFC | 21 | vs | 12 | Old Belvedere | | More |
| Referee : Eanna O'Dowd Venue : Stradbrook |
| 03/09/2011 |
| Lansdowne | 21 | vs | 17 | Blackrock College RFC | | More |
| Referee : Kevin Beggs Venue : Lansdowne Road |
| JP Fanagan Premier |
| 27/03/2012 |
| Old Wesley | 6 | vs | 34 | Blackrock College RFC | | More |
| Referee : John Dunne Venue : Donnybrook |
| 26/02/2012 |
| Blackrock College RFC | 19 | vs | 13 | Clontarf | | More |
| Referee : Niall Behan Venue : Stradbrook |
| 19/02/2012 |
| Terenure College RFC | 35 | vs | 33 | Blackrock College RFC | | More |
| Referee : Tomas Treacy Venue : Lakelands Park |
| 12/02/2012 |
| Blackrock College RFC | 23 | vs | 8 | Old Wesley | | More |
| Referee : Gary Glennon Venue : Stradbrook |
| 27/01/2012 |
| Clontarf | | vs | | Blackrock College RFC | | More |
| Referee : Venue : Castle Avenue |
| 22/01/2012 |
| Blackrock College RFC | 8 | vs | 45 | Terenure College RFC | | More |
| Referee : Gordon Murray Venue : Stradbrook |
| 15/01/2012 |
| Lansdowne | 45 | vs | 15 | Blackrock College RFC | | More |
| Referee : John Montayne Venue : Lansdowne Road |
| 08/01/2012 |
| Blackrock College RFC | 18 | vs | 41 | Clontarf | | More |
| Referee : Aidan Fogarty Venue : Stradbrook |
| 04/12/2011 |
| Terenure College RFC | 18 | vs | 15 | Blackrock College RFC | | More |
| Referee : Brian Montayne Venue : Lakelands Park |
| 27/11/2011 |
| Dublin University | 44 | vs | 27 | Blackrock College RFC | | More |
| Referee : Glenn Sheridan Venue : College Park |
| 06/11/2011 |
| Blackrock College RFC | 10 | vs | 53 | Old Belvedere | | More |
| Referee : Glenn Sheridan Venue : Stradbrook |
| 23/10/2011 |
| Old Wesley | 8 | vs | 3 | Blackrock College RFC | | More |
| Referee : Duncan Duke Venue : Donnybrook |
| 16/10/2011 |
| Blackrock College RFC | 0 | vs | 50 | UCD | | More |
| Referee : Ian Duffy Venue : Stradbrook |
| 09/10/2011 |
| Blackrock College RFC | 14 | vs | 17 | St Marys College RFC | | More |
| Referee : Aidan Fogarty Venue : Stradbrook |
| JP Fanagan Pennant (Phase 1) - Pool 3 |
| 13/11/2011 |
| Blackrock College RFC | 15 | vs | 18 | Wanderers | | More |
| Referee : Ultan Ryan Venue : Stradbrook |
| 06/11/2011 |
| Blackrock College RFC | 0 | vs | 30 | Old Wesley | | More |
| Referee : Richard Horgan Venue : Stradbrook |
| 23/10/2011 |
| Skerries | 33 | vs | 0 | Blackrock College RFC | | More |
| Referee : Simon Owens Venue : Holmpatrick |
| 16/10/2011 |
| Seapoint | 27 | vs | 14 | Blackrock College RFC | | More |
| Referee : Berney White Venue : Kilbogget Park Killiney |
| 09/10/2011 |
| Blackrock College RFC | 22 | vs | 10 | St Marys College RFC | | More |
| Referee : Berney White Venue : Stradbrook |
| Senior Seconds League Cup - Section A |
| 24/09/2011 |
| Blackrock College RFC | | vs | | Terenure College RFC | | More |
| Referee : Venue : Stradbrook |
| 17/09/2011 |
| Bective Rangers | | vs | | Blackrock College RFC | | More |
| Referee : Venue : Donnybrook |
| 10/09/2011 |
| Blackrock College RFC | | vs | | Old Belvedere | | More |
| Referee : Venue : Stradbrook |
| 03/09/2011 |
| Lansdowne | | vs | | Blackrock College RFC | | More |
| Referee : Venue : Lansdowne Road |
| Leinster J3 League - Section A |
| 04/03/2012 |
| Blackrock College RFC | | vs | | St Marys College RFC | | More |
| Referee : TBC Venue : Stradbrook |
| 17/02/2012 |
| Suttonians | 19 | vs | 16 | Blackrock College RFC | | More |
| Referee : Cillian Hogan Venue : John J McDowell Memorial Grounds |
| 04/02/2012 |
| Terenure College RFC | 22 | vs | 14 | Blackrock College RFC | | More |
| Referee : Eoghan Cole Venue : Lakelands Park |
| 27/01/2012 |
| Blackrock College RFC | 0 | vs | 26 | Old Wesley | | More |
| Referee : Tom Evans Venue : Williamstown-Blackrock |
| 13/01/2012 |
| Greystones | 10 | vs | 12 | Blackrock College RFC | | More |
| Referee : Tom Walsh Venue : Dr Hickey Park |
| 06/01/2012 |
| Blackrock College RFC | 18 | vs | 20 | Old Belvedere | | More |
| Referee : David Stronge Venue : Anglesea Road |
| 09/12/2011 |
| Lansdowne | 62 | vs | 12 | Blackrock College RFC | | More |
| Referee : Declan Holmes Venue : Lansdowne Road |
| 04/12/2011 |
| St Marys College RFC | 17 | vs | 10 | Blackrock College RFC | | More |
| Referee : David Stronge Venue : Templeville Rd |
| 27/11/2011 |
| Blackrock College RFC | 47 | vs | 17 | Suttonians | | More |
| Referee : Cillian Hogan Venue : Stradbrook |
| 12/11/2011 |
| Blackrock College RFC | 10 | vs | 41 | Terenure College RFC | | More |
| Referee : Tomas Treacy Venue : Stradbrook |
| 03/11/2011 |
| Old Wesley | 22 | vs | 10 | Blackrock College RFC | | More |
| Referee : James Fegan Venue : Donnybrook |
| 23/10/2011 |
| Blackrock College RFC | 20 | vs | 10 | Greystones | | More |
| Referee : Warren Turner Venue : Stradbrook |
| 14/10/2011 |
| Old Belvedere | 32 | vs | 36 | Blackrock College RFC | | More |
| Referee : Robert Phelan Venue : Anglesea Road |
| 09/10/2011 |
| Blackrock College RFC | 19 | vs | 30 | Lansdowne | | More |
| Referee : Hubie Gallagher Venue : Stradbrook |
| Leinster J4 League Section A (Phase 1) - Pool 1 |
| 19/11/2011 |
| Blackrock College RFC | 3 | vs | 30 | Greystones | | More |
| Referee : Cillian Hogan Venue : Stradbrook |
| 05/11/2011 |
| Blackrock College RFC | 38 | vs | 29 | Wanderers | | More |
| Referee : Pat Dempsey Venue : Stradbrook |
| 22/10/2011 |
| Coolmine | 23 | vs | 20 | Blackrock College RFC | | More |
| Referee : Killian Banks Venue : Ashbrook |
| 15/10/2011 |
| St Marys College RFC | 43 | vs | 12 | Blackrock College RFC | | More |
| Referee : Cillian Hogan Venue : Templeville Rd |
| 08/10/2011 |
| Blackrock College RFC | 24 | vs | 18 | Clondalkin | | More |
| Referee : Colin Burkley Venue : Stradbrook |
| Leinster J4 League Section A (Phase 2) - Division 1 |
| 03/03/2012 |
| Stillorgan | 18 | vs | 26 | Blackrock College RFC | | More |
| Referee : Grahame Douglas Venue : CUS Sportsground Clonskeagh |
| 18/02/2012 |
| Blackrock College RFC | 21 | vs | 24 | Clontarf | | More |
| Referee : Patrick MacNamee Venue : Stradbrook |
| 04/02/2012 |
| Terenure College RFC | 30 | vs | 3 | Blackrock College RFC | | More |
| Referee : Roger Thomas Venue : Lakelands Park |
| 28/01/2012 |
| Blackrock College RFC | 48 | vs | 7 | Coolmine | | More |
| Referee : Refs Venue : Stradbrook |
| 14/01/2012 |
| Clondalkin | 10 | vs | 13 | Blackrock College RFC | | More |
| Referee : David Stronge Venue : Gordon Park Kingswood |
| 07/01/2012 |
| Blackrock College RFC | 13 | vs | 11 | Stillorgan | | More |
| Referee : Paul McDunphy Venue : Stradbrook |
| 10/12/2011 |
| Clontarf | | vs | | Blackrock College RFC | | More |
| Referee : Colin Burkley Venue : Castle Avenue |
| 03/12/2011 |
| Blackrock College RFC | 15 | vs | 25 | Terenure College RFC | | More |
| Referee : Ian Hayes Venue : Stradbrook |
| 22/10/2011 |
| Coolmine | 23 | vs | 20 | Blackrock College RFC | | More |
| Referee : Venue : Ashbrook |
| 08/10/2011 |
| Blackrock College RFC | 24 | vs | 18 | Clondalkin | | More |
| Referee : Venue : Stradbrook |
