Hermann Geyer (7 July 1882 – 10 April 1946) was a German general during World War II who commanded the IX Army Corps. He was a recipient of the Knight's Cross of the Iron Cross of Nazi Germany. Geyer retired in 1943 and committed suicide in 1946.
Waldemar Erfurth (4 August 1879 – 2 May 1971) was a German general of infantry, a writer and liaison officer to Finland during World War II
Erfurth was born in Berlin. He served in World War I, winning the Iron Cross 1st Class and the Knight's Cross of the Royal House Order of Hohenzollern. After the war, he continued in the Reichswehr of the Weimar Republic. During the Second World War, he was a liaison officer in the Finnish headquarters 1941–44. He wrote a book about the Murmansk railroad and a war journal from 1944. He died in Tübingen.