| Won Tae-in | |
| Team: | Samsung Lions |
| Number: | 46 |
| Position: | Pitcher |
| Birth Date: | 6 April 2000 |
| Birth Place: | Daegu, South Korea |
| Bats: | Right |
| Throws: | Right |
| Debutleague: | KBO |
| Debutdate: | March 26 |
| Debutyear: | 2019 |
| Debutteam: | Samsung Lions |
| Statyear: | June 1, 2024 |
| Statleague: | KBO |
| Stat1label: | Win–loss record |
| Stat1value: | 47–43 |
| Stat2label: | Earned run average |
| Stat2value: | 3.84 |
| Stat3label: | Strikeouts |
| Stat3value: | 560 |
| Teams: |
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| Hangul: | 원태인 |
| Rr: | Won Tae-in |
| Mr: | Wŏn T'ae-in |
Won Tae-in (; born April 6, 2000) is a South Korean professional baseball pitcher currently playing for the Samsung Lions of the KBO League. He competed in the 2020 Summer Olympics,[1] the 2022 Asian Games,[2] and the 2023 World Baseball Classic.