Yujeong Son of (South Korea) Norman, Oklahoma, is playing in her second Wyndham Cup. She qualified into the event for the West Team after a string of impressive finishes. She won the Swinging Skirts AJGA Invitational in 2017 and won the Rolex GIrls Junior Championship in 2018. She also had top finishes at the 2018 Kathy Whitworth Invitational and the 2018 ANA Junior Inspiration. Son is currently No. 5 in the Rolex AJGA Rankings.
| Rank | Event | R1 | R2 | R3 | R4 | Total |
| 1 | Rolex Girls Junior Championship | 69 | 70 | 72 | 73 | 284 |
| T1 | 2018 Scott Robertson Memorial | 33 | 71 | 104 | ||
| 3 | ANA Junior Inspiration | 70 | 68 | 73 | 211 | |
| 2 | 2018 Kathy Whitworth Invitational | 69 | 73 | 142 | ||
| T42 | ANNIKA Invitational USA presented by Rolex | 72 | 76 | 84 | 232 | |
| T10 | The PING Invitational | 77 | 72 | 72 | 221 | |
| 4 | Se Ri Pak Junior Championship | 71 | 72 | 70 | 213 | |
| 1 | Swinging Skirts AJGA Invitational | 69 | 73 | 68 | 210 | |
| T9 | 2017 U.S. Girls' Junior Championship | 73 | 71 | 144 | ||
| T11 | 2017 Junior PGA Championship - Girls | 73 | 69 | 69 | 71 | 282 |