Williams attended Amador Valley High School in Pleasanton, California where she was a four-time FloSoftball All-American.
[2] She led Amador to the NCS Division I title in 2018, pitching 28 scoreless innings and giving up just eight hits with six walks and 58 strikeouts in four games.
[6] During the 2019 NCAA Division I softball tournament, she helped Northwestern advance to the Super Regionals for the first time since 2008.
[10] During her sophomore year in 2020 she posted a 4–6 record with a 3.57 ERA, 86 strikeouts and five complete games in 62+2⁄3 innings in a season that was cancelled due to the COVID-19 pandemic.
[11][12] During her senior year in 2022, she posted a 25–3 record, with a 1.49 ERA, 270 strikeouts, 19 complete games and 10 shutouts during the regular season.
She won the pitching triple crown in the Big Ten after leading the conference in ERA (1.49), strikeouts (270), and wins (25), in 187+2⁄3 innings.
[15] She was also named a first-team All-American and a top-ten finalist for USA Softball Collegiate Player of the Year.