- Name: 20 William McDonough
- Nationality: —
- Position: F
- Shot: Right
- DOB: 06/18/2005
- Height: 5-11
- Weight: 165
- 2019-20 Team: Boston Advantage U15
- 2018-19 Team: Boston Advantage U14
- 2017-18 Team: Boston Advantage U13
- CHL Status: 2021 (QMJHL)
- USHL Status: 2021
- NHL Draft Eligible: 2023