[2] She won the bronze medal in the medley relay at the 1994 Asian Games, and later represented South Korea at the 1996 Summer Olympics.

Lee started her competitive swimming, as a 16-year-old teen, at the 1994 Asian Games in Hiroshima, Japan.

At the 1996 Summer Olympics, Lee competed for her maiden South Korean squad in two swimming events.

In the women's 100 m backstroke, Lee broke a new South Korean record to touch the wall first in 1:03.96, narrowly missing out of the consolation final by seven hundredths of a second (0.07).

[3] On the last day of the prelims, Lee posted a lead-off split of 1:04.55 to deliver the South Korean female foursome of Byun Hye-young (breaststroke), Park Woo-hee (butterfly), and Lee Bo-eun (freestyle) a combined time of 4:18.98 for the eighteenth spot in the 4 × 100 m medley relay.