Youngin Chun of Gainesville, Florida, rounds out the top 10 in the AJGA Rankings. The three-time Rolex Junior All-American has notched four tournament wins in her five-year AJGA career. In 2017, Chun has finished top-10 on five occasions, including a win at the Callaway Golf Junior Classic in April. The 17-year-old is one of only a few players to compete for both the West and East teams in the past, and holds a 3-2-3 record overall.
| Rank | Event | R1 | R2 | R3 | R4 | Total |
| T33 | Rolex Girls Junior Championship | 75 | 76 | 72 | 75 | 298 |
| 4 | Thunderbird International Junior | 70 | 74 | 70 | 214 | |
| T3 | 2017 Scott Robertson Memorial | 69 | 74 | 35 | 178 | |
| T7 | Sergio Garcia Foundation Junior Championship | 80 | 74 | 154 | ||
| 1 | Callaway Golf Junior Classic | 68 | 74 | 64 | 206 | |
| T3 | AJGA Girls Junior at Disney | 73 | 73 | 73 | 219 | |
| T29 | ANA Junior Inspiration | 75 | 83 | 75 | 233 | |
| T27 | ANNIKA Invitational | 76 | 73 | 72 | 221 | |
| 2 | 2016 Polo Golf Junior Classic | 69 | 72 | 141 | ||
| T9 | The PING Invitational | 72 | 72 | 77 | 221 | |
| T4 | 2016 Junior PGA Championship | 67 | 69 | 74 | 210 | |
| T64 | 2016 U.S. Girls' Junior Championship | 76 | 80 | 156 | ||
| T31 | Yani Tseng Invitational presented by the Swinging Skirts | 77 | 73 | 77 | 227 | |
| T13 | Rolex Tournament of Champions | 74 | 75 | 77 | 73 | 299 |