Eivind Petershagen (19 March 1888 – 30 July 1965) was a Norwegian newspaper editor and politician for the Communist Party.
He was a smallholder and forest worker by profession.
He was a member of Åmot municipal council for 28 years, and served as mayor from 1923 to 1925, in 1945 and from 1946 to 1947.
He chaired the Communist Party branch in Hedmark from 1923 to 1925, and in the 1924 Norwegian parliamentary election he was elected to the Parliament of Norway.
This article about a Norwegian politician born in the 1880s is a stub.