Heck is a surname. Notable people with the surname include:
- Alfons Heck (1928–2005), German American human rights activist
- Albert J. R. Heck (born 1964), Dutch chemist
- Alison Dias Heck (born 1984), commonly known as Alison, Brazilian footballer
- Andy Heck (born 1967), American football player and coach
- Bruno Heck (1917–1989) German politician (CDU), confidant of Konrad Adenauer
- Charlie Heck (born 1996), American football player; son of Andy
- Denny Heck (born 1952), American politician and Congressman
- Dieter Thomas Heck (1937–2018), German television presenter
- Don Heck (1929–1995), American comic book artist
- Heinz Heck (1894–1982), German zoo director
- Homer Heck (1936–2014), American politician
- Joe Heck, American politician from Nevada
- Ludwig Heck (1860–1951), German zoo director
- Lutz Heck (1892–1983), German zoo director
- Max W. Heck (1869–1938), American politician
- Paul Heck (born 1967), American music producer
- Peter Heck (born 1941), American science fiction author
- Richard F. Heck (1931–2015), American chemist
- Rose Marie Heck (born 1932), American politician
- Victor Heck (born 1967), American editor and horror fiction author
- Walter Heck, German graphic designer