| Lee Tae-seok | |
| Birth Date: | 28 July 2002 |
| Birth Place: | South Korea |
| Currentclub: | Pohang Steelers |
| Clubnumber: | 26 |
| Position: | Left back, Left winger |
| Youthclubs1: | FC Seoul academy |
| Youthyears1: | 2015–2020 |
| Years1: | 2021–2024 |
| Caps1: | 89 |
| Goals1: | 0 |
| Years2: | 2024– |
| Caps2: | 11 |
| Goals2: | 1 |
| Nationalyears1: | 2016 |
| Nationalteam1: | South Korea U14 |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 3 |
| Nationalyears2: | 2017–2019 |
| Nationalteam2: | South Korea U17 |
| Nationalcaps2: | 15 |
| Nationalgoals2: | 1 |
| Nationalyears3: | 2023– |
| Nationalteam3: | South Korea U23 |
| Nationalcaps3: | 14 |
| Nationalgoals3: | 0 |
| Nationalyears4: | 2024– |
| Nationalteam4: | South Korea |
| Nationalcaps4: | 1 |
| Nationalgoals4: | 0 |
| Club-Update: | 2 November 2024 |
| Nationalteam-Update: | 14 November 2024 |
| Hangul: | 이태석 |
| Hanja: | 李太錫 |
| Rr: | I Taeseok |
| Mr: | I T'aesŏk |
Lee Tae-seok (; born 28 July 2002) is a South Korean footballer who plays as a Left back or Left winger for Pohang Steelers and the South Korea national team. He is the son of South Korean footballer Lee Eul-yong.
He joined FC Seoul in 2021.
He made his league debut on 7 April 2021, against Ulsan Hyundai.[1]
He was part of the South Korea squad at the 2019 FIFA U-17 World Cup.
Lee made his debut for the senior South Korea national team on 14 November 2024 in a World Cup qualifier against Kuwait at the Jaber Al-Ahmad International Stadium. He substituted Lee Myung-jae in the 64th minute as South Korea won 3–1.[2]
| Club | Season | League | Cup | Continental | Other | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Division | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |||
| FC Seoul | 2021 | K League 1 | 19 | 0 | 0 | 0 | — | — | 19 | 0 | |||
| 2022 | 27 | 0 | 2 | 0 | — | — | 29 | 0 | |||||
| 2023 | 30 | 0 | 1 | 0 | — | — | 31 | 0 | |||||
| 2024 | 13 | 0 | 1 | 0 | — | — | 14 | 0 | |||||
| Total | 89 | 0 | 4 | 0 | — | — | 93 | 0 | |||||
| Pohang Steelers | 2024 | K League 1 | 11 | 1 | 2 | 0 | 4 | 0 | — | 17 | 1 | ||
| Career total | 100 | 1 | 6 | 0 | 4 | 0 | 0 | 0 | 110 | 1 | |||