John Eccles
John or Jack Eccles may refer to:
- John Eccles (neurophysiologist), Australian neurophysiologist and Nobel laureate
- John Eccles (composer), English composer
- John Eccles, 2nd Viscount Eccles, British businessman
- John Eccles (Royal Navy officer), Commander-in-Chief, Home Fleet 1955–1958
- John Scott Eccles, a fictional character and the client of Sherlock Holmes in "The Adventure of Wisteria Lodge"
- Jack Eccles (footballer), English footballer with Stoke
- Jack Eccles (trade unionist), British trade unionist
- John Eccles (mayor), Lord mayor of Dublin in 1710