- Name: 18 Jack ‘John’ Gammage
- Nationality: —
- Position: D
- Shot: Right
- DOB: 04/29/2004
- Hometown: Greenwich, CT
- 2019-20 Team:
- 2018-19 Team: CT Jr. Whalers U14
- 2017-18 Team: CT Roughriders U13
- CHL Status: 2020 (QMJHL)
- USHL Status: 2020
- NHL Draft Eligible: 2022