| Description: | Most popular names for male newborns in Ireland 2004 |
| Source: | Central Statistics Office Ireland (CSO) |
| Series: | Ireland |
| Following list: | 2005 |
| Previous list: | 2003 |
| Highest new entries: | Noah (new at 79), Tomas (new at 84), Owen (new at 88), Hugh (new at 91), Lorcan (new at 91) |
| Largest rises: | Fionn +25 (now at 41), Cillian +20 (now at 40), Scott +17 (now at 42), Tadhg +16 (now at 68), Charlie +14 (now at 65) |
| Largest falls: | Jordan -37 (now at 98), Dean -20 (now at 62), Peter -16 (now at 66), Tom -15 (now at 98), Callum -15 (now at 61) |
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