1965-66 Oberliga season

The 1965-66 Oberliga season was the eighth season of the league as the second-level of ice hockey in Germany. Berliner Schlittschuhclub won the championship and was promoted to the Eishockey-Bundesliga.

Tiebreaker final
Berliner Schlittschuhclub – EV Landsberg 8:6

Relegation
Eintracht Frankfurt – Kölner EK 5:4