[1][2] Lee was born to ethnic Korean parents in Bilbao and raised in Castro Urdiales, Spain.

Her individual amateur achievements include winning the 2011 Duke of York Young Champions Trophy and the European Young Masters, where she captured medalist honors in impressive fashion, besting the field by nine shots following a closing round of 68.

She first burst onto the international scene as a 14-year-old in 2009 by winning the Grand Prix de Chiberta, defeating Delphine Dupuis of France in a sudden-death playoff.

She was selected first-team All-America by Golfweek in 2016 and finished runner-up at the 2017 SEC Championship by shooting 11-under 205, matching both the second-best score in UGA and Southeast Conference history in the process.

[6] In 2020, Lee made her LET debut at the Australian Ladies Classic, and went on to make the cut in all six appearances.