Heinrich Eckstein (May 9, 1907 – August 6, 1992) was a German politician of the Christian Democratic Union (CDU) and former member of the German Bundestag.
He was a member of the German Bundestag from the first federal elections in 1949 to 1957. He was elected directly to parliament in the constituency of Bersenbrück-Lingen in 1949 and 1953.