Jack Sullivan
Jack Sullivan may refer to:
Sportspeople
- Jack Sullivan , American baseball catcher
- Jack Sullivan , American basketball coach
- Jack Sullivan , Australian rules footballer for Essendon
- Jack Sullivan , Australian rules footballer for Richmond
- Jack Sullivan , Ireland international footballer
- Jack Sullivan , Canadian lacrosse player
- Jack Sullivan , New Zealand rugby union player and coach
- Jack Sullivan Jr., Australian rules footballer for Carlton
Others
- Jack Sullivan , English football executive
- Jack Sullivan , assistant film director
- Jack Sullivan , Canadian journalist and writer
- Jack Sullivan , American literary scholar, essayist and writer
- Jack Sullivan, Canadian child who Disappearance of [Lilly and Jack Sullivan|disappeared mysteriously along with his sister] in May 2025