Hammerschmidt (from German: Hammerschmied "smith of hammers") is a German surname. Notable people with the surname include: Andreas Hammerschmidt (1611–1675), German Bohemian composer. Carl Eduard Hammerschmidt (1800–1874), Austrian mineralogist. Ernst Hammerschmidt (1928–1993), Austrian / German scholar of Ethiopia. Frank Hammerschmidt, clarinet maker. John Paul Hammerschmidt (1922–2015), American politician. Hildegard Hammerschmidt-Hummel (born 1944), German professor. Maren Hammerschmidt (born 1989), German biathlete. See also. Hammerschmidt (disambiguation)
https://en.wikipedia.org/wiki/Hammerschmidt