| Competition: | 1.Lig |
| Season: | 1966–67 |
| Winners: | Beşiktaş 5th title |
| Relegated: | İstanbulspor İzmirspor Karşıyaka |
| Continentalcup1: | European Cup |
| Continentalcup1 Qualifiers: | Fenerbahçe |
| Continentalcup2: | Cup Winners' Cup |
| Continentalcup2 Qualifiers: | Altay |
| Continentalcup3: | Inter-Cities Fairs Cup |
| Continentalcup3 Qualifiers: | Göztepe |
| League Topscorer: | Ertan Adatepe (18 goals) |
| Matches: | 272 |
| Total Goals: | 549 |
| Prevseason: | 1965–66 |
| Nextseason: | 1967–68 |
Statistics of the Turkish First Football League for the 1966–67 season.
It was contested by 17 teams, and Beşiktaş J.K. won the championship.