Amy Prewett

1º lugar

• Pan Pacific IBJJF Jiu-Jitsu No-Gi Championship 2022 (BJJHeroes) — PURPLE / Adult / Female / Middle (Champion)
• Sydney International Open IBJJF Jiu-Jitsu No-Gi Championship 2023 (Results) — PURPLE / Adult / Female / Open Class (Champion)

2º lugar

• Pan Pacific Jiu-Jitsu IBJJF Championship 2017 — BLUE / Adult / Female / Middle (Runner-up)
• Sydney International Open IBJJF Jiu-Jitsu Championship 2023 (BJJHeroes) — PURPLE / Adult / Female / Open Class (Runner-up)
• Sydney International Open IBJJF Jiu-Jitsu Championship 2023 (BJJHeroes) — PURPLE / Adult / Female / Light (Runner-up)
• Asian Jiu-Jitsu IBJJF Championship 2024 (Archive) — BROWN / Adult / Female / Light (Runner-up)
• Pan Pacific IBJJF Jiu-Jitsu No-Gi Championship 2024 (BJJHeroes) — BROWN / Adult / Female / Open Class (Runner-up)
• Pan Pacific IBJJF Jiu-Jitsu No-Gi Championship 2024 (BJJHeroes) — BROWN / Adult / Female / Middle (Runner-up)
• Pan Pacific IBJJF Jiu-Jitsu Championship 2024 (BJJHeroes) — BROWN / Adult / Female / Open Class (Runner-up)

3º lugar

• Melbourne International Open IBJJF Jiu-Jitsu Championship 2015 — WHITE / Adult / Female / Medium Heavy (3rd Place)
• Melbourne International Open IBJJF Jiu-Jitsu No-Gi Championship 2017 — BLUE / Adult / Female / Middle (3rd Place)
• Melbourne International Open IBJJF Jiu-Jitsu No-Gi Championship 2017 — BLUE / Adult / Female / Open Class (3rd Place)
• Pan Pacific IBJJF Jiu-Jitsu No-Gi Championship 2023 (BJJHeroes) — PURPLE / Adult / Female / Open Class (3rd Place)
• Asian Jiu-Jitsu IBJJF Championship 2024 (Archive) — BROWN / Adult / Female / Open Class (3rd Place)