She was a key player on the Hamar team that advanced to the 2010 Úrvalsdeild kvenna finals where it lost to KR in five games.
In November, 2016, Fanney left Þór Akureyri and joined newly promoted Skallagrímur in the Úrvalsdeild kvenna.
[8][9] On 12 November 2017, Fanney announced she was stepping away from basketball due to head injuries she sustained in a game against Valur a month earlier.
[10][11] On 12 January 2019, she had a one-game comeback to the court with Tindastóll, going scoreless in 11 minutes in an overtime victory against Njarðvík in 1. deild kvenna.
[17] Fanney is married to Danero Thomas, a professional basketball player[18] and a former member of Murray State.