Kirchhoff, Kirchoff or Kirchhoffer is a German surname. Notable people with the surname include:
Adolf Kirchhoff (1826–1908), German classical scholar and epigrapher
Alfred Kirchhoff (1838–1907), German geographer and naturalist
Alphonse Kirchhoffer (1873–1913), French Olympic fencer
Charles William Henry Kirchhoff (1853-1916), American editor and metals expert
Detlef Kirchhoff (born 1967), German rower
Fritz Kirchhoff (1901–1953), German screenwriter, film producer and director
Gustav Kirchhoff (1824–1887), German physicist — Kirchhoff's laws in electricity, spectroscopy, thermochemistry Gottlieb Kirchhoff (1764–1833), German chemist Jan Kirchhoff (born 1990), German footballer John Nesbitt Kirchhoffer (1848–1914), Canadian politician Mary Kirchoff (born 1959), American fantasy novelist Paul Kirchhoff (1900–1972), German anthropologist and ethnologist of pre-Columbian Mesoamerican cultures Robert Kirchhoff (born 1962), Slovak film director Richard A. Kirchhoffer (1890–1977), bishop of the Episcopal Diocese of Indianapolis Ulrich Kirchhoff (born 1967), German show jumper
See also
10358 Kirchhoff, a main-belt asteroid
Kirchhoff (crater), the lunar crater named for Gustav Kirchhoff
Kirchhoff Institute of Physics, a research institute in Heidelberg, Germany
Kirchhoff's laws, a group of laws of physics (in thermodynamics, electrical circuits, spectroscopy, and fluid mechanics) named for Gustav Kirchhoff Kirchhoff's theorem, in graph theory, a theorem concerning the number of "spanning trees" in a graph, named for Gustav Kirchhoff
Kirchhof (disambiguation)