Hong is currently No. 3 in the Polo Golf Rankings. He is coming off a 2015 season highlighted by wins at the EaglesDream Golf Academy Junior Championship and the Junior All-Star at Innisbrook. He also claimed a T3 finish at The Junior PLAYERS Championship presented by TaylorMade-adidas Golf and was a member of the East Team for the Wyndham Cup. Outside of AJGA competition he advanced to semifinals of the U.S. Junior Amateur Championship. The Circle Christian School sophomore has verbally committed to the University of Florida and is making his first appearance as a Rolex Junior All-American.
| Rank | Event | R1 | R2 | R3 | R4 | Total |
| T3 | 2015 The Junior PLAYERS Championship presented by TaylorMade-adidas Golf | 75 | 71 | 67 | 213 | |
| T3 | 2015 U.S. Junior Amateur Championship | 72 | 73 | 145 | ||
| T24 | 2015 FJ Invitational | 73 | 70 | 73 | 74 | 290 |
| T14 | 2015 Thunderbird International Junior | 72 | 72 | 73 | 217 | |
| 1 | 2015 Junior All-Star at Innisbrook | 67 | 70 | 71 | 208 | |
| 1 | 2015 EaglesDream Golf Academy Junior Championship | 67 | 69 | 136 |