Bonhoeffer is a surname. Notable people with the surname include:
Dietrich Bonhoeffer (1906–1945), German pastor, theologian, spy, anti-Nazi dissident
Karl Bonhoeffer (1868–1948), German neuroscientist and physician
Klaus Bonhoeffer (1901–1945), German jurist and resistance fighter
Emmi Bonhoeffer (1905–1991), wife of anti-Hitler activist Klaus Bonhoeffer
Tobias Bonhoeffer (born 1960), German neurobiologist