Kieffer

Kieffer is a surname. Notable people with the surname include:


 * Aldine Silliman Kieffer (1840–1904), American music writer
 * Charles Kieffer (1910–75), American athlete
 * Eduardo Gudiño Kieffer (1935–2002), Argentine writer
 * Guy-André Kieffer (born 1949), French-Canadian journalist
 * John Kieffer, American information theorist
 * Josef Kieffer (1900–1947), German Nazi executed for war crimes
 * Jean-Jacques Kieffer (1857–1925), French entomologist
 * Leo Kieffer (1930–2017), American politician and businessman
 * Oliver Kieffer (born 1979), French volleyball player
 * Philippe Kieffer (1899–1962), French naval officer
 * Robert Kieffer (born 1946), Canadian politician
 * Susan Kieffer (born 1942), American geologist