11: Ashley Fiolek
Photograph By Garth Milan/Red Bull Content Pool
Just 22, Ashley Fiolek has firmly established herself as the top name in women's motocross, but she says she will no longer race WMX. Her accomplishments include four WMX championships in the past five years and two X Games Racing gold medals. After conquering WMX, despite her profound deafness, there's no telling what this determined and confident athlete might tackle next.