Trombone Winners 2023
Category B1
| 1st Prize | Not Awarded | Trombone | Category B1 |
| 2nd Prize | Not Awarded | Trombone | Category B1 |
| 3rd Prize | Jiacheng Liu (China) | Trombone | Category B1 |
| 4th Prize | Not Awarded | Trombone | Category B1 |
| Special Mention | Not Awarded | Trombone | Category B1 |
| Honorable Mention | Not Awarded | Trombone | Category B1 |
Category C2
| 1st Prize | Not Awarded | Trombone | Category C2 |
| 2nd Prize | Not Awarded | Trombone | Category C2 |
| 3rd Prize | Not Awarded | Trombone | Category C2 |
| 4th Prize | Not Awarded | Trombone | Category C2 |
| Special Mention | Ng Shing Hin (Hong Kong) | Trombone | Category C2 |
| Honorable Mention | Not Awarded | Trombone | Category C2 |
Category A3
| 1st Prize | Not Awarded | Trunpet | Category A3 |
| 2nd Prize | Not Awarded | Trunpet | Category A3 |
| 3rd Prize | Kameron Jennings (United States) | Trunpet | Category A3 |
| 4th Prize | Not Awarded | Trunpet | Category A3 |
| Special Mention | Not Awarded | Trunpet | Category A3 |
| Honorable Mention | Not Awarded | Trunpet | Category A3 |