| Description: | Most popular names for male newborns in Ireland 2009 |
| Source: | Central Statistics Office Ireland (CSO) |
| Series: | Ireland |
| Following list: | 2010 |
| Previous list: | 2008 |
| Highest new entries: | Lucas (new at 79), Bobby (new at 85), Shay (new at 97), Colm (new at 99), Szymon (new at 99) |
| Largest rises: | Oliver +22 (now at 62), Tom +15 (now at 62), Aidan +14 (now at 46), Sam +13 (now at 44), Niall +12 (now at 70) |
| Largest falls: | Calum -23 (now at 92), Stephen -18 (now at 76), Brian -17 (now at 68), Andrew -17 (now at 58), Dean -16 (now at 82) |
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