 # | Champion(s) | Since | Duration | Location | Note | Details |
| 13 | Bryan Keith | 19.09.2025 | 131 days | Seattle, Washington, USA | Matches | |
| 12 | Clark Connors | 15.03.2025 | 188 days | Seattle, Washington, USA | Matches | |
| VACANT | 28.02.2025 | 15 days | 3 | |||
| 11 | Ricky Starks | 07.02.2025 | 21 days | Seattle, Washington, USA | Matches | |
| 10 | KENTA | 03.06.2023 | 615 days | Seattle, Washington, USA | Matches | |
| 9 | Nick Wayne | 08.04.2023 | 56 days | Seattle, Washington, USA | Matches | |
| 8 | Swerve Strickland (3) | 26.11.2022 | 133 days | Seattle, Washington, USA | Matches | |
| 7 | Randy Myers | 21.02.2020 | 1009 days | Seattle, Washington, USA | Matches | |
| 6 | Schaff | 23.08.2019 | 182 days | Tacoma, Washington, USA | Matches | |
| 5 | Artemis Spencer | 14.12.2018 | 252 days | Seattle, Washington, USA | Matches | |
| 4 | Shane Strickland (2) | 20.07.2018 | 147 days | Portland, Oregon, USA | Matches | |
| 3 | Austin Aries | 13.04.2018 | 98 days | Seattle, Washington, USA | Matches | |
| 2 | Shane Strickland | 08.07.2017 | 279 days | Voorhees, New Jersey, USA | 2 | Matches |
| 1 | Davey Richards | 30.06.2017 | 8 days | Seattle, Washington, USA | 1 | Matches |
