Oktarina Sari
Fitness Trainer (Apr 2019), Sports Nutrition (Okt 2020 - unfinished), B2Fit Trainer (Jan 2020)
Surabaya
Oktavianus Bantong
Makassar
Olivia Puspita
Pontianak
Olivia Tamando
Pekanbaru
Olivia Tommy Putri
Sports Nutrition (Sept 2022 - unfinished)
Surabaya
Ordiansyah
Fitness Trainer (Apr 2016 - unfinished)
Sangatta
Orinta Kemal Pahlevi
ACT 1 Calisthenics (Mar 2020)
Yogyakarta
Otty Diah Maharrengga
Fitness Trainer (Jun 2019), Sports Nutrition (Des 2018), Kettlebell Training (Nov 2021)
Pasuruan