A student at the
University of Louisville, she won the NCAA outdoors pole vault title in June 2022. It was the first outdoor track and field title in the school's history. She finished fourth at the US national trials in June, 2022 and was selected to compete at the
2022 World Athletics Championships in
Eugene, Oregon. On her major championship debut she qualified for the final, where she finished twelfth. She was selected for the
2025 World Athletics Indoor Championships in
Nanjing in March 2025, where she finished in joint-fifth place. She finished seventh in May 2025 at the
2025 Doha Diamond League. The following week she cleared 4.63 metres to place third at the
2025 Meeting International Mohammed VI d'Athlétisme de Rabat, part of the
2025 Diamond League. She finished third with a clearance of 4.65 metres at the Diamond League event at the
2025 Golden Gala in Rome on 6 June 2025 and the following week, she finished joint-fourth in Stockholm at the
2025 BAUHAUS-galan event. Leon competed in the pole vault at the
2026 USA Indoor Track and Field Championships in New York, placing fourth overall.{{Cite web | url= https://worldathletics.org/competition/calendar-results/results/7235071?eventId=10229527&gender=W |title=USA Indoor Championships|date=1 March 2026 == References ==