Evan Bock - :48.48 (2021)
 Jack Dahlgren - :48.85 (2017)
Sam Brennan - :50.67 (2021)
Lucas Becker - :52.22 (2023)
Isidore Warain - :52.27 (2025)
William Currie - :52.67 (2023)
Casey Parker - :54.57 (2024)
Izyndro Warain - :55.42 (2025)
Dylan Beliveau - :56.95 (2025)
Miguel Francois - :57.21 (2022)
Sage Martin - :58.07 (2021)
Gabe Currie - 1:00.07 (2025)
Evan Aho - 1:02.39 (2023)