[1] Sullivan's father, John, a former swimmer for the University of Wisconsin, died of esophageal cancer when she was 16.

“I'm proud of the mental health barriers that I got through, with my dad dying in 2017 and really hitting a rock bottom in 2018 from the stress of losing a parent at age 16 and having to get over the anxiety, the panic attacks, the depression, the PTSD, all that,” she said during the Olympic Trials in Omaha.

[7] Since 2020, Sullivan has produced an annual Twitter thread comparing swimming to films nominated for Academy Awards for the year.

[8] In August 2018, she represented the United States at the Pan Pacific Swimming Championships in Tokyo, Japan.

[1] Sullivan competed for the University of Texas at the 2022 NCAA DI Swimming and Diving Championships.