| Tournament details | |
|---|---|
| Province | Leinster |
| Year | 2009 |
| Trophy | O'Byrne Cup |
| Winners | |
| Champions | Louth (4th win) |
| Manager | Eamonn McEneaney |
| Captain | Shane Lennon |
The 2009 O'Byrne Cup was a Gaelic football competition played by the teams of Leinster GAA. The competition differs from the Leinster Senior Football Championship as it also features further education colleges and the winning team does not progress to another tournament at All-Ireland level. The winners of the 2009 O'Byrne Cup were Louth.[1][2]