Klaus-Peter Justus (born 1 July 1951 in Königsee, Thuringia) is a retired East German middle distance runner who specialized in the 1500 metres.
He competed at the 1972 Summer Olympics without reaching the final.
[1] He competed for the club SC Motor Jena during his active career.
His son Steffen Justus is also a successful triathlete and runner.
This biographical article relating to East German athletics is a stub.