Dieter Neuendorf (7 July 1940 – 21 May 2021) was an East German ski jumper who competed in the mid-1960s.

He won a silver medal in the individual normal hill at the 1966 FIS Nordic World Ski Championships in Oslo.

Neuendorf was born in Ruhla in July 1940.

His best finish at the Winter Olympics was 5th in the individual normal hill at Innsbruck in 1964.

This biographical article relating to German ski jumping is a stub.