John O'Neil

John O'Neil may refer to:

• John O'Neil (painter), American painter and writer
• John O'Neil (footballer), Scottish footballer
• John O'Neil (USA rugby player), American rugby union player
• John O'Neil (baseball), American baseball player
• Buck O'Neil, full name John Jordan O'Neil, American baseball player

See also

• John O'Neill (disambiguation)
• John H. O'Neall, U.S. Representative from Indiana
• John O'Neal, U.S. sailor who was awarded the Medal of Honor
• Johnny O'Neal, American pianist