Murat Aygün at ONE: Full Circle on Feb 25, 2022 1. def.
Aung La Nsang at ONE: Quest for Power on Jan 14, 2017 1. def.
Ken Hasegawa at ONE: Spirit of a Warrior on Jun 29, 2018 2. def.
Mohammad Karaki at ONE: Pursuit of Greatness on Oct 26, 2018 3. def.
Shinya Aoki at ONE: Immortal Pursuit on Nov 24, 2017 1. def.
Georgiy Kichigin at ONE: Reign of Valor on Mar 8, 2019 1. def.
Izaak Michell at ONE Fight Night 21 on Apr 6, 2024 1. def.
Mustapha Haida at ONE: Fists Of Fury 3 on Feb 26, 2021 3. def.
Sinsamut Klinmee at ONE Friday Fights 9 on Mar 17, 2023 2. def.
Superbon Singha Mawynn at ONE Friday Fights 46 on Dec 22, 2023 3. def.
Toni Tauru at ONE: Kingdom of Warriors on Jul 18, 2015 4. def.
Kevin Belingon at ONE: Dynasty of Champions (Changsha) on Jan 23, 2016 5. def.
Kevin Belingon at ONE: Century − Part 2 on Oct 13, 2019 1. def.
Brice Delval at ONE: Immortal Triumph on Sep 6, 2019 3. def.
Danial Williams at ONE Fight Night 8 on Mar 25, 2023 2. def.
Joseph Lasiri at ONE on Prime Video 4 on Nov 19, 2022 5. def.
Alex Silva at ONE: Fire & Fury on Jan 31, 2020 3. def.
Jenny Huang at ONE: Warrior Kingdom on Mar 11, 2017 2. def.
Xiong Jing Nan at ONE: Century − Part 1 on Oct 13, 2019 5. def.
interim champion Janet Todd at ONE Fight Night 8 on Mar 25, 2023 2. def.
Cristina Morales at ONE Fight Night 20 on Mar 9, 2024 This table, different from the previous one, only counts the periods in which the fighter loaded the titles simultaneously and the defenses in that period of time.
Fighters with multiple title reigns in a specific division are only counted once.