John Donnelly may refer to:
- John Donnelly (Australian politician) (1885âÂÂ1956), Australian politician
- John Donnelly (baseball) (1850âÂÂ1913), American baseball player
- John Donnelly (footballer, born 1936) (1936âÂÂ2009), Scottish footballer (Celtic, Preston North End)
- John Donnelly (footballer, born 1961), Scottish footballer (Motherwell, Leeds United)
- John Donnelly (hurler) (born 1998), Irish hurler in Kilkenny
- John Donnelly (ice hockey) (born 1948), Canadian ice hockey defenceman who played in the WHA with the Ottawa Nationals
- John Donnelly (Irish farmer), Irish farmer who was President of the Irish Farmers' Association, 1994âÂÂ1998
- John Donnelly (rowing) (1905âÂÂ1986), Canadian Olympic rower
- John Donnelly (rugby league) (1955âÂÂ1986), Australian rugby league footballer
- John Donnelly (whaler) (1822âÂÂ1904), New Zealand whaler and gold prospector
- John Aiden Donnelly (born 1952), GardaÃÂ officer and recipient of the Scott Medal
- John C. Donnelly (1839âÂÂ1895), American Civil War sailor and Medal of Honor recipient
- John H. Donnelly (1857âÂÂ1926), American politician and government official
- John J. Donnelly (born 1952), Vice Admiral in the US Navy
- John P. Donnelly (1886âÂÂ1949), American politician
- John Donnelly (playwright), author of Going Forward in 2020 UK drama series Unprecedented
See also
- Joe Donnelly (born 1955), American attorney, diplomat and politician (senator from Indiana)