- Name: 9 Joseph Mariotti
- Nationality: —
- Position: C
- Shot: Right
- DOB: 06/1/2005
- Height: 5-5
- Weight: 105
- 2019-20 Team: Philadelphia Jr. Flyers U14
- 2018-19 Team: Wilkes/Barre-Scranton Knights U14
- 2017-18 Team: North Jersey Avalanche U12
- CHL Status: 2021 (OHL)
- USHL Status: 2021
- NHL Draft Eligible: 2023