Michael Thorbjornsen of Wellesley, Massachusetts, will be making his Wyndham Cup debut at Old Sandwich Golf Club. The 2020 graduate played his way onto the East Team with top finishes at the Wyndham Invitational presented by BB&T and the Rolex Tournament of Champions. He is currently No. 27 in the Rolex AJGA Rankings.
| Rank | Event | R1 | R2 | R3 | R4 | Total |
| 7 | Wyndham Invitational presented by BB&T | 70 | 77 | 67 | 66 | 280 |
| T21 | Thunderbird International Junior | 76 | 71 | 71 | 218 | |
| T18 | 2018 Junior Invitational at Sage Valley Golf Club | 75 | 73 | 77 | 225 | |
| T7 | AJGA Simplify Boys Championship at Carlton Woods | 71 | 68 | 74 | 213 | |
| T5 | Rolex Tournament of Champions | 69 | 73 | 64 | 76 | 282 |
| T10 | Billy Horschel Junior Championship presented by Zurich, CVS Health and Wyndham Rewards | -9 | 14 | 10 | 15 | |
| 2 | AJGA Junior at Blue Hill | 72 | 71 | 65 | 208 | |
| T6 | 2017 IMG Academy Junior World Championship | 73 | 72 | 74 | 70 | 289 |