Heeney is a surname. Notable people with the surname include:
Arnold Heeney, PC CC (1902–1970), Canadian lawyer, diplomat and civil servant Cornelius Heeney (1754–1848), Irish-American merchant and politician Darcy Heeney (1916–1941), New Zealand boxer Dennis Heeney, Manitoba politician Gwen Heeney (1952–2016), British sculptor Isaac Heeney (born 1996), Australian footballer Michael P. Heeney, American country music songwriter Patrick Heeney (1881–1911), Irish composer who wrote the music to the Irish national anthem Tom Heeney (1898–1984), professional heavyweight boxer from New Zealand
See also Heeney, Colorado, census-designated place in northern Summit County, Colorado, United States The Merchant-Heeney Report, written for the Canadian government Heney