Lucy Li of Redwood Shores, California, 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 Rolex Tournament of Champions and The Ping Invitational in 2017. She also had top finishes at the 2017 Junior PGA Championship - Girls and the ANNIKA Invitational USA presented by Rolex in 2018. Li is currently No. 1 in the Rolex AJGA Rankings.
| Rank | Event | R1 | R2 | R3 | R4 | Total |
| 8 | ANA Junior Inspiration | 70 | 73 | 75 | 218 | |
| 2 | ANNIKA Invitational USA presented by Rolex | 74 | 70 | 72 | 216 | |
| 1 | Rolex Tournament of Champions | 71 | 62 | 73 | 69 | 275 |
| 1 | The PING Invitational | 71 | 70 | 67 | 208 | |
| T17 | 2017 U.S. Girls' Junior Championship | 71 | 66 | 137 | ||
| T3 | 2017 Junior PGA Championship - Girls | 68 | 70 | 68 | 70 | 276 |