2003–04 Alpha Ethniki
| Season | 2003–04 | 
|---|---|
| Champions | Panathinaikos 19th Greek title  | 
| Relegated | Akratitos Paniliakos Proodeftiki  | 
| Champions League | Panathinaikos Olympiacos PAOK  | 
| UEFA Cup | AEK Athens Egaleo Panionios  | 
| Matches played | 240 | 
| Goals scored | 557 (2.32 per match) | 
| Top goalscorer | Giovanni (21 goals)  | 
← 2002–03  2004–05 →   | |
The 2003–04 Alpha Ethniki was the 68th season of the highest football league of Greece. The season began on 23 August 2003 and ended on 22 May 2004. Panathinaikos won their 19th Greek title and their first one in eight years.