Hermann Zilcher (18 August 1881 in Frankfurt – 1 January 1948 in Würzburg) was a German composer and conductor.

Zilcher began learning piano from his father, Paul Zilcher, and moved to further musical studies with Iwan Knorr and James Kwast at Hoch Conservatory, where he later taught piano from 1905-1908. Later he taught at Munich's Akademie der Tonkunst.