[1] After immigrating from Colchester, Essex, England, she played her college career at Duke University.

The team competed in the 2010 FIBA U17 World Championship for Women, held in Rodez & Toulouse, France during July 2010.

The USA took an early lead in the semi-final against Brazil, and went on to win to qualify for the gold medal game.

Her assist average was the highest of any center in the country in the Atlantic Coast Conference women's basketball league.

For 2016, after experiencing increased per game averages of 11.9 points, 8.1 rebounds, and 2.3 blocks, she won the WNBA Most Improved Player Award.

Williams led a basketball driven campaign to force Atlanta team owner Senator Kelly Loeffler to renege on her comments about the Black Lives Matter movement.

[6] In an article for The Players' Tribune published on February 4, 2022, Williams detailed the circumstances and her rationales behind her decision to sign with the Washington Mystics for her eighth WNBA season.

Williams' younger brother, Mark, played college basketball at Duke and was selected 15th overall by the Charlotte Hornets in the 2022 NBA draft.