Erik (Erkki) Herman Härmä (10 July 1890 – 10 November 1957) was a Finnish trade union official and politician, born in Turku.
He was a member of the Parliament of Finland from 1917 until 1918 and again from 1948 to 1949, representing the Social Democratic Party of Finland (SDP).
During the Finnish Civil War, he was a member of the Central Workers' Council of Finland, the legislature of the Finnish Socialist Workers' Republic.
He was active in the Left Group of Finnish Workers while it existed, but after its suppression, he returned to the SDP.
This article about a Social Democratic Party of Finland politician is a stub.