| Lee Jong-sung | |
| Caption: | Lee at a match between Suwon Samsung and Suwon FC, 2023 |
| Birth Date: | 1992 8, df=yes |
| Birth Place: | Dangjin, South Korea |
| Height: | 1.87 m |
| Position: | Midfielder |
| Currentclub: | Suwon Samsung Bluewings |
| Clubnumber: | 92 |
| Years1: | 2011– |
| Clubs1: | Suwon Samsung Bluewings |
| Caps1: | 138 |
| Goals1: | 7 |
| Years2: | 2012 |
| Clubs2: | → Sangju Sangmu (loan) |
| Caps2: | 0 |
| Goals2: | 0 |
| Years3: | 2014 |
| Clubs3: | → Daegu FC (loan) |
| Caps3: | 31 |
| Goals3: | 0 |
| Years4: | 2021–2022 |
| Clubs4: | → Seongnam FC (loan) |
| Caps4: | 36 |
| Goals4: | 1 |
| Nationalyears1: | 2007–2008 |
| Nationalteam1: | South Korea U17 |
| Nationalcaps1: | 7 |
| Nationalgoals1: | 0 |
| Nationalyears2: | 2011 |
| Nationalteam2: | South Korea U20 |
| Nationalcaps2: | 1 |
| Nationalgoals2: | 0 |
| Nationalyears3: | 2012 |
| Nationalteam3: | South Korea U23 |
| Nationalcaps3: | 5 |
| Nationalgoals3: | 0 |
| Pcupdate: | 3 August 2022 |
Lee Jong-sung (; born 5 August 1992) is a South Korean professional footballer who plays as a midfielder for K League 1 club Suwon Samsung Bluewings.
| Club | Season | League | National Cup | Continental | Other | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Division | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |||
| Suwon Bluewings | 2011 | K League 1 | 0 | 0 | — | 1 | 0 | 2 | 0 | 3 | 0 | ||
| 2014 | 3 | 0 | — | — | — | 3 | 0 | ||||||
| 2016 | 19 | 0 | 3 | 0 | 2 | 0 | — | 24 | 0 | ||||
| 2017 | 35 | 2 | 2 | 0 | 3 | 0 | — | 40 | 2 | ||||
| 2018 | 24 | 3 | 2 | 1 | 9 | 0 | — | 35 | 4 | ||||
| 2019 | 5 | 0 | 3 | 0 | — | — | 8 | 0 | |||||
| 2020 | 6 | 0 | 1 | 0 | 1 | 0 | — | 8 | 0 | ||||
| 2022 | 15 | 2 | — | — | 2 | 0 | 17 | 2 | |||||
| 2023 | 21 | 0 | 2 | 0 | — | — | 23 | 0 | |||||
| 2024 | K League 2 | 17 | 1 | 1 | 0 | — | — | 18 | 1 | ||||
| Total | 145 | 8 | 14 | 1 | 16 | 0 | 4 | 0 | 179 | 9 | |||
| Sangju Sangmu (loan) | 2012 | K League 1 | 0 | 0 | — | — | — | 0 | 0 | ||||
| Daegu (loan) | 2015 | K League 2 | 31 | 0 | — | — | — | 31 | 0 | ||||
| Seongnam (loan) | 2021 | K League 1 | 26 | 1 | — | — | — | 26 | 1 | ||||
| 2022 | 10 | 0 | 1 | 0 | — | — | 11 | 0 | |||||
| Total | 36 | 1 | 1 | 0 | — | — | 37 | 1 | |||||
| Career Total | 212 | 9 | 15 | 1 | 16 | 0 | 4 | 0 | 247 | 10 | |||