Heinz is a German surname and cognate of Henry. People with this surname name include:
André Heinz (born 1969), an American environmentalist
Bob Heinz (born 1947), a former American football defensive tackle
Christopher Heinz (born 1973), an American businessman
Drue Heinz, American arts patron
Erhard Heinz (born 1924), a German mathematician
George Heinz, an Australian rules footballer
Gerard Heinz (1904–1972), a German actor
Henry J. Heinz (1844–1919), Founder of H. J. Heinz Company
H. J. Heinz II (1908–1987), one time CEO of H. J. Heinz Company and father of Senator John Heinz
H. John Heinz III (1938–1991), U.S. senator from Pennsylvania
Katharina Heinz (born 1987), a German skeleton racer
Marek Heinz (born 1977), Czech football player
Matthew Heinz (born 1977), an American doctor and politician
Pius Heinz (born 1989), German professional poker player
Teresa Heinz (born 1938), wife of US presidential candidate John Kerry, former widow of US senator John Heinz
Tim Heinz (born 1984), a Luxembourg footballer
W. C. Heinz (1915–2008), American sportswriter
Wolfgang Heinz (actor) (1900–1984)
Wolfgang Heinz (criminologist) (born 1942)
Wolfgang Heinz (politician) (born 1938)
Willi Heinz (born 1986), a New Zealand rugby union footballer