She played 81 games for the Gators between 2009 and 2012, after red-shirting her 2008 freshman season as a result of tearing two anterior cruciate ligaments (ACLs).

[3] She made a strong contribution in her rookie campaign by starting all of the team's 24 matches (one of only three players to do so) and racking up 1,944 minutes of playing time (second-highest tally on the squad).

Before the start of her second season, Williamson was traded on April 5, 2014, along with Courtney Wetzel and Portland's first-round pick in the 2015 NWSL College Draft to the Western New York Flash in exchange for Sarah Huffman and a player to be named later.

[4] Two days later, the Portland Thorns revealed the player to be named later as Verónica Boquete.

[8] Williamson graduated with a bachelor's degree in psychology from the University of Florida in December 2012.