Career
She is best known for winning the gold medal at the 2015 World Championships. Williams has personal bests of 12.57 seconds in the 100 metres hurdles (-03 m/s, Beijing 2015) and 8.02 seconds in the 60 metres hurdles (State College 2015). Her older sister, Shermaine, is also a hurdler.
Outdoor
100 metres – 11.24 (-07 m/s) (Pueblo 2013)
200 metres – 22.62 (-07 m/s) (Pueblo 2013)
100 metres hurdles – 12.57 (-03 m/s) (Beijing 2015)
Indoor
60 metres – 7.32 (Winston-Salem 2014)
200 metres – 23.43 (Birmingham, United States of America 2013)
60 metres hurdles – 8.02 (State College 2015).