Calista Reyes of (Philippines) San Diego, is playing in her second Wyndham Cup. She qualified into the event for the West Team after a string of impressive finishes. She had top finishes at the Polo Golf Junior Classic and the U.S. Girls' Junior Championship in 2017. Reyes has signed a National Letter of Intent with Stanford and is currently No. 16 in the Rolex AJGA Rankings.
| Rank | Event | R1 | R2 | R3 | R4 | Total |
| T21 | Thunderbird International Junior | 78 | 71 | 74 | 223 | |
| T36 | ANA Junior Inspiration | 81 | 71 | 78 | 230 | |
| T44 | Rolex Tournament of Champions | 74 | 80 | 77 | 73 | 304 |
| 22 | The PING Invitational | 79 | 78 | 72 | 229 | |
| T5 | 2017 U.S. Girls' Junior Championship | 73 | 73 | 146 | ||
| 3 | Polo Golf Junior Classic | 73 | 71 | 74 | 70 | 288 |