She had simultaneously completed a scholarship at the University of Notre Dame, where she played varsity soccer for the "Fighting Irish".

For the 2009 season, Guðrún went on loan to Djurgårdens IF Dam in Sweden, where she joined compatriot Guðbjörg Gunnarsdóttir.

[2] Guðrún played well in Sweden and was reportedly subject to approaches from Chicago Red Stars and Sky Blue FC of the American Women's Professional Soccer (WPS).

[3] A head injury sustained at UEFA Women's Euro 2009 proved more serious than anticipated and caused Guðrún's premature retirement from football.

[5] Since 2009 she has worked as an investment banker, with Sveriges Riksbank then Central Bank of Iceland.