John Hanlon
John Hanlon may refer to:
- John Hanlon (record producer), American record producer and recording engineer
- John Hanlon (footballer), Scottish footballer with Hamilton Academical and Heart of Midlothian
- John Hanlon (singer), New Zealand singer and songwriter
- John Hanlon (athlete), English athlete
- John J. Hanlon, chancellor of the Diocese of Albany
- John Stanislaus Hanlon, journalist and member of the Queensland Legislative Council
- John Paul "Jack" Hanlon , Irish priest and painter
- John Hanlon (jockey) Rode in 4 Grand Nationals between 1850 and 1867
- Johnny Hanlon, English footballer for Manchester United and Bury, also known as Jimmy Hanlon