| Competition: | Alpha Ethniki |
| Season: | 2004–05 |
| Winners: | Olympiacos 33rd Greek title |
| Relegated: | Aris Ergotelis Kerkyra |
| Continentalcup1: | Champions League |
| Continentalcup1 Qualifiers: | Olympiacos Panathinaikos |
| Continentalcup2: | UEFA Cup |
| Continentalcup2 Qualifiers: | AEK Athens Skoda Xanthi PAOK Aris |
| Continentalcup3: | Intertoto Cup |
| Continentalcup3 Qualifiers: | Egaleo |
| League Topscorer: | Theofanis Gekas (18 goals) |
| Matches: | 240 |
| Total Goals: | 557 |
| Prevseason: | 2003–04 |
| Nextseason: | 2005–06 |
The 2004–05 Alpha Ethniki was the 69th season of the highest football league of Greece. The season began on 18 September 2004 and ended on 25 May 2005. Olympiacos won their 33rd Greek title.
Source: Galanis Sports Data
| Rank | Player | Club | Goals |
|---|---|---|---|
| 1 | Theofanis Gekas | Panathinaikos | 18 |
| 2 |  Luciano | Skoda Xanthi | 16 |
| 3 |  Michalis Konstantinou | Panathinaikos | 15 |
| 4 | Giorgos Barkoglou | Egaleo | 14 |
| Dimitris Salpingidis | PAOK | ||
| 6 | Nikos Machlas | OFI | 13 |
| 7 | Rivaldo | Olympiacos | 12 |
| 8 |  Patrick Ogunsoto | Ergotelis | 11 |
| Alessandro Soares | AEK Athens | ||
| 10 | Giorgos Zacharopoulos | Chalkidona | 10 |
| Kostas Katsouranis | AEK Athens | ||
| Giovanni | Olympiacos |
Annual awards were announced on 14 November 2005.[1]
| Award | Winner | Club | |
|---|---|---|---|
| Greek Player of the Season | Kostas Katsouranis | AEK Athens | |
| Foreign Player of the Season | Luciano | Skoda Xanthi | |
| Young Player of the Season | Panagiotis Lagos | Iraklis | |
| Goalkeeper of the Season | Antonios Nikopolidis | Olympiacos | |
| Golden Boot | Theofanis Gekas | Panathinaikos | |
| Manager of the Season | Fernando Santos | AEK Athens |
