Holweck is a German surname and may refer to:
Fernand Holweck (1890–1941), French physicist Fernand Holweck Medal and Prize, in physics Holweck pump, for producing low pressures Frederick George Holweck (1856–1927), German-American Roman Catholic priest and scholar, hagiographer and church historian* (1924–2007), German artist and art educator; see Ellen Marx (artist)