Gerhart is a surname and given name. Notable people with the name include:

As a given name

• Gerhart Baum (1932–2025), German lawyer and politician, Federal Minister of the Interior

• Gerhart Eisler (1897–1968), German communist politician

• Gerhart Friedlander (1916–2009), nuclear chemist who worked on the Manhattan Project

• Gerhart Hauptmann (1882–1946), German dramatist and Nobel Prize winner

• Gerhart Jander (1892–1961), German inorganic chemist

• Gerhart Lüders (1920–1995), German theoretical physicist

• Gerhart M. Riegner (1911–2001), sender of the Riegner Telegram (the first official communication of the planned Holocaust) and secretary-general of the World Jewish Congress

• Gerhart Schirmer (1913–2004), highly decorated German soldier of World War II

As a surname

• Bobby Gerhart (born 1958), American professional stock car racing driver

• Edgar Gerhart (1923–1992), Canadian lawyer, judge and politician from Alberta

• Emanuel Vogel Gerhart (1817–1904), U.S. minister of the German Reformed Church

• H. L. Gerhart (1897–1989), American politician from Nebraska

• John K. Gerhart (1907–1981), U.S. Air Force general

• Klaus Gerhart (born 1965), American erotic photographer

• Garth Gerhart (born 1988), American professional football player

• Robert Gerhart (1920–2021), American politician from Pennsylvania

• Toby Gerhart (born 1987), American professional football player

• Todd Gerhart (born 1962), American professional football player

See also

• Gerhard

• Gerhardt

• Gérard