The following members or registrants have been found to be in breach of Swim Ontario polices and procedures or the Swim Ontario Comprehensive Code of Conduct.
- Mischa Sommerville – was to found to be in breach of Section 7 (d), Section 7 (j), Section 12 (h), Section 12 (o), and Section 12 (r) of the Swim Ontario Comprehensive Code of Conduct and Ethics (2015-2023). Mischa Sommerville is suspended from all Swim Ontario related activities for the period June 28, 2019 to August 31, 2021.
- Matthew Bell - Impact of Sanctions applied - On November 7, 2017, Swimming Canada suspended Mr. Matthew Bell for life from participating in any Swimming Canada activities.
- Tristan Li - was found to be in breach of Sections 7(c)(v), 7(c)(vi), 7(f), 12(k), 12(o), 12(r), and 12(u) of the Swim Ontario Comprehensive Code of Conduct and Ethics (2015-2023). Tristan Li is suspended for life from all Swim Ontario related activities.