Pfennig (surname)

Pfennig (also Pfenning or Pfenninger) is a German surname. Notable people with the surname include:
 * Frank Pfenning, professor of computer science
 * Fritz Pfenninger
 * Norbert Pfennig (1925–2008), German microbiologist
 * (born 1944), German jazz musician, lyricist
 * (1880–1963), German architect
 * (1937–2008), German trade unionist