Prior to Stanford
- Competed at the Silicon Valley Fencing Center
- Three-time USA Fencing All-American First Team (2022-24)
- Three-time USA Fencing All-Academic First Team (2022-24)
- Fenced for China at international cadet tournaments
- Finished top 8 at Manchester Cadet International Tournament in 2023 and at Junior Olympics in 2024
Personal
- Full name is Ruoxi Sun
- Daughter of Xiang Sun and Wei Yu
- Has a younger sister, Zoey Sun
- Started fencing in China before moving to California when she was seven
- Has a pet border collie named Bailey
- Attended Los Gatos High School