1979–80 Alpha Ethniki
The 1979–80 Alpha Ethniki was the 44th season of the highest football league of Greece. From that season Alpha Ethniki became the professional league. The season began on 30 September 1979 and ended on 25 May 1980 with the play-off matches. Olympiacos won their 21st Greek title and their first one in five years.Results
Playoffs
Third place playoff
Top goalscorers
| Rank | Player | Club | Goals |
| 1 |  Dušan Bajević | AEK Athens | 25 |
| 2 |  Georgios Kostikos | PAOK | 16 |
| 2 | Thalis Tsirimokos | PAS Giannina | 16 |
| 4 | Dimtris Spetzopulos | Panachaiki | 15 |
| 5 | Dimitris Seitaridis | PAS Giannina | 14 |
| 5 | Giorgos Kalambakas | Iraklis | 14 |
| 5 | Thomas Mavros | AEK Athens | 14 |
| 5 | Takis Pittas | Korinthos | 14 |
| 9 | Giorgos Pissas | Korinthos | 11 |
| 10 | Maik Galakos | Olympiacos | 10 |
| 10 | Takis Tsironis | Kastoria | 10 |
| 10 | Christos Yfantidis | Panathinaikos | 10 |
| 10 | Thomas Liolios | Panionios / Kastoria | 10 |
