Career
On October 15, 2012, she reached her best singles ranking of world number 966. On November 4, 2013, she peaked at world number 232 in the doubles rankings. Harman made her Women's Tennis Association tour debut at the 2012 Family Circle Cup, partnering Simone Kalhorn in doubles.
The pair lost their first round match against Klaudia Jans-Ignacik and Alla Kudryavtseva.
Later that year, Harman partnered Kalhorn again at the Texas Tennis Open, losing to the second seeds Irina-Camelia Begu and Alizé Cornet. Doubles (2–4).