The 2016–17 DEL2 season was the fourth season since the founding of the DEL2, the second tier of German ice hockey, set below the Deutsche Eishockey Liga. The season ran from 10 September 2016 till 25 April 2017. Bietigheim Steelers was crowned league premiers by finishing top of the regular season standings. Löwen Frankfurt claimed the championship title by defeating Bietigheim Steelers 4–2 in the final series. Starbulls Rosenheim lost the relegation playoffs 2–4 against ETC Crimmitschau and were relegated from DEL2 to Oberliga.