| Competition: | Alpha Ethniki |
| Season: | 1970–71 |
| Winners: | AEK Athens 5th Greek title |
| Relegated: | Panserraikos Proodeftiki OFI EPA Larnaca |
| Continentalcup1: | European Cup |
| Continentalcup1 Qualifiers: | AEK Athens |
| Continentalcup2: | UEFA Cup |
| Continentalcup2 Qualifiers: | Panionios |
| Continentalcup3: | Cup Winners' Cup |
| Continentalcup3 Qualifiers: | Olympiacos |
| League Topscorer: | Georgios Dedes (28 goals) |
| Matches: | 306 |
| Total Goals: | 690 |
| Prevseason: | 1969–70 |
| Nextseason: | 1971–72 |
The 1970–71 Alpha Ethniki was the 35th season of the highest football league of Greece. The season began on 20 September 1970 and ended on 13 June 1971. AEK Athens won their fifth Greek title and their first one in three years.
The point system was: Win: 3 points - Draw: 2 points - Loss: 1 point.
| Rank | Player | Club | Goals |
|---|---|---|---|
| 1 | Georgios Dedes | Panionios | 28 |
| 2 | Mimis Papaioannou | AEK Athens | 27 |
| 3 | Mimis Domazos | Panathinaikos | 20 |
| 4 | Nikos Gioutsos | Olympiacos | 15 |
| Kostas Nikolaidis | AEK Athens | ||
| 6 | Alekos Alexiadis | Aris | 14 |
| Antonis Antoniadis | Panathinaikos | ||
| 8 |  Pamboullis Papadopoulos | Olympiacos | 12 |
| Dimitris Remoundos | Fostiras |