Sim Jae-young (born 14 September 1995) is a South Korean taekwondo athlete.

[1] She is the double world champion of the finweight category as she won the championship in 2017 and 2019.

[2] In 2021, she competed in the women's 49 kg event at the 2020 Summer Olympics held in Tokyo, Japan where she was eliminated in her second match.

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