Athletics
- Men
- Track and Road Events
| Athlete | Event | Round 1 | Round 2 | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | Result | Rank | ||
| Paul Brizzel | 200 m | 21.00 | 6 | Did not advance | |||||
| James Nolan | 1500 m | 3:41.14 | 8 q | 3:42.61 | 9 | Did not advance | |||
| Alistair Cragg | 5000 m | 13:23.01 | 7 q | 13:43.06 | 12 | ||||
| Mark Carroll | 13:46.81 | 15 | Did not advance | ||||||
| Robert Heffernan | 20 km Walk | DSQ | x | ||||||
- Field Events
| Athlete | Event | Qualifying | Final | ||
|---|---|---|---|---|---|
| Result | Rank | Result | Rank | ||
| Adrian O'Dwyer | High Jump | NM | x | Did not advance | |
- Track and Road Events
| Athlete | Event | Round 1 | Round 2 | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | Result | Rank | ||
| Alistair Cragg | 5000 m | 15:57.42 | 15 | Did not advance | |||||
| Sonia O'Sullivan | 14:59.61 | 7 q | 16:20.90 | 14 | |||||
| Marie Davenport | 10000 m | 31:50.49 | 14 | ||||||
| Derval O'Rourke | 100 m Hurdles | 13.46 | 7 | Did not advance | |||||
| Olive Loughnane | 20 km Walk | DNF | x | ||||||
Read more about this topic: Ireland At The 2004 Summer Olympics