| Year | Section | Format | Comp Ref | Title | Winning Club | Winning Team | Runners Up | Article |
|---|---|---|---|---|---|---|---|---|
| 2012 | Open | Cup | OCC3 | Middle Cup | YMCA | YMCA 3rd XI | ||
| 2012 | Senior | League | OCL1 | Premier League | Leinster | Leinster 1st XI | ||
| 2012 | Women | League | WCL1 | Women Senior League | Merrion | Merrion W 1st XI | ||
| 2012 | Women | Cup | WCC1 | Womens Senior Cup | Merrion | Merrion W 1st XI | ||
| 2012 | Women | League/Cup | WLCP | Pilkington | Merrion | Merrion W 1st XI | ||
| 2012 | Youth | League | B15L | Boys U15 League | North County | N County BU15 | ||
| 2012 | Youth | League | B14L | Gerry Duffy LC | North County | N County BU14 | ||
| 2012 | Youth | League | G17L | Girls U17 League | Rush | Rush GU17 | ||
| 2012 | Youth | League | G17L | Girls U17 League | Malahide | Malahide GU17 | ||
| 2012 | Youth | League | G11L | Girls U11 League | The Hills | The Hills Girls U11 | ||
| 2012 | Youth | League | G15L | Girls U15 League | YMCA | YMCA Girls U15 | ||
| 2012 | Youth | League | G13L | Girls U13 League | YMCA | YMCA Girls U13 | ||
| 2012 | Youth | League | B13L | Boys U13 League | Leinster | Leinster BU13 | ||
| 2012 | Youth | Cup | B13C | Boys U13 / Top 4 | YMCA | YMCA BU13 | ||
| 2012 | Youth | League | B17L | Boys U17 League | YMCA | YMCA BU17 | ||
| 2012 | Youth | League | B11L | Boys U11 League | YMCA | YMCA BU11 | ||
| 2012 | Youth | Cup | B11C | Boys U11 / Top 4 | Clontarf | Clontarf BU11 | ||
| 2012 | Youth | T20 | B19T | Boys U19 T20 | Clontarf | Clontarf BU19 | ||
| 2012 | Open | T20 | OCT4 | Whelan Cup | Malahide | Malahide 4th XI | ||
| 2012 | Open | Cup | OCC6 | Junior Cup | Merrion | Merrion 7th XI | ||
| 2012 | Open | T20 | OCT2 | Tillain Cup | Merrion | Merrion 2nd XI | ||
| 2012 | Senior | Cup | OCC1 | Leinster Senior Cup | Clontarf | Clontarf 1st XI | Pembroke 1st XI | |
| 2012 | Open | League | OCL8 | Open League D8 | Clontarf | Clontarf 4th XI | ||
| 2012 | Open | Cup | occ7 | Minor Cup | Adamstown | Adamstown 1st XI | ||
| 2012 | Open | League | OCL3 | Open League D3 | Balbriggan | Balbriggan 1st XI | ||
| 2012 | Open | Cup | OCC2 | Senior II Cup | Balbriggan | Balbriggan 1st XI | ||
| 2012 | Open | League | OCL9 | Open League D9 | Dundalk | Dundalk 1st XI | ||
| 2012 | Open | T20 | OCT3 | YMCA Salver | Dundrum [Swagelok] | Dundrum 1st XI | ||
| 2012 | Open | League | OCL5 | Open League D5 | Dundrum [Swagelok] | Dundrum 1st XI | ||
| 2012 | Open | League | OCL14 | Open League D14 | Dundrum [Swagelok] | Dundrum 3rd XI |