Gee grew up on a farm in County Offaly before attending Wesley College, Dublin between 1990 and 1996, where she studied for her Leaving Cert.
[9][10] After winning the FAI Women's Cup, UCD also qualified on three successive occasions to represent the Republic of Ireland in Europe.
[12][2] The following summer Gee and some of her Republic of Ireland teammates, including Claire Scanlan, Geraldine O'Shea and Margaret Saurin, returned to the United States to play for Springfield Sirens in the USL W-League.
The 2000 Springfield Sirens won thirteen out of fourteen games and finished the season as the W-League second division champions.
In 2008 she played for MYSC Lady Blues, helping them win the Women's Premier Soccer League Midwest Conference.
[11] During the winters Gee returned to Ireland and played for Tullamore Town in the Combined Counties Football League.
[20][21] During the 2014–15 season, Gee played for Peamount United, helping them reach the final of the WNL Cup.
[26] On 12 August 2001 Gee scored for the Republic of Ireland, after coming on as a substitute, in a 4–1 win against Scotland at the AUL Complex.