Hevesi (or Hevesy) is a Hungarian surname. The name derives from Heves, Hungary. Notable people with the surname include:
Alan Hevesi (1940–2023), American politician from New York, brother of Dennis, father of Daniel and Andrew Andrew Hevesi (born 1973), American politician from New York, son of Alan, brother of Daniel Daniel Hevesi (born 1970), American politician from New York, son of Alan, brother of Andrew Dennis Hevesi, reporter for The New York Times, brother of Alan George de Hevesy (1885–1966), Hungarian chemist and Nobel Prize laureate Gyula Hevesi (1890–1970) Hungarian chemist, economist and politician Iván Hevesy (1893–1966) Hungarian art theorist Lajos Hevesi (1843–1910), Hungarian writer