The Junior Heavyweight Championship is exclusively for wrestlers 205 lbs. and under.
WLW created its first weight-exclusive title by hosting an eight-man tournament that spanned six months. The original final was a no contest in May 2016. The weight limit was 220 lbs. until August 2020.
| WON BY | LOCATION | DATE | NOTES |
| Jon Webb | St. Peters, Mo. | 8/27/16 | def. Jayden Dominic Rose in a No Holds Barred tournament final |
| Jayden Dominic Rose | Troy, Mo. | 2/3/18 | impromptu match; Race Invitational trophy redemption |
| Da’Marius Jones | Moscow Mills, Mo. | 3/9/19 | |
| Sean Patrick | Troy, Mo. | 12/14/19 | Weight limit quietly changed to 205 from 220 on 8/29/20 |
| Jayden Dominic Rose | Troy, Mo. | 3/27/21 | |
| Rahim De La Suede | Troy, Mo. | 6/5/21 | three-way with Sean Patrick |
| Matt Sydal | Fort Leonard Wood, Mo. | 2/25/23 |
Saint Louis Wrestling 