K League 1
Sung-yun Gu
Sung-yun Gu, 32, from Korea, South ➤ FC Seoul, since 2025 ➤ Goalkeeper ➤ Market value: €500k ➤ * 27/06/1994 in Pohang, Gyeongbuk, Korea, South
Info
- Club
- FC Seoul
- League
- K League 1
- Position
- Goalkeeper
- Shirt
- #25
- Age
- 32
- Date of birth
- 27/06/1994
- Height
- 1,97m
- Foot
- right
- Citizenship
- Korea, South
- Joined
- 16/01/2026
- Contract until
- -
- Market value
- €500k
- Career fees
- 0
- Youth clubs
- Cheonglim Elementary School (청림초등학교, 2004-2005), Gwacheon Elementary School (과천초등학교, 2006), Jaehyun Middle School (재현중학교, 2007-2009), Jaehyun High School (재현고등학교, 2010-2012), Cerezo Osaka U18 (2012)
Transfers
| Date | Season | From | To | Fee | Market value |
|---|---|---|---|---|---|
| 16/01/2026 | 25/26 | Seoul E-Land | FC Seoul | ? | €500k |
| 17/07/2025 | 25/26 | Kyoto Sanga | Seoul E-Land | ? | €550k |
| 10/01/2024 | 23/24 | H. C. Sapporo | Kyoto Sanga | ? | €600k |
| 31/12/2023 | 23/24 | Kyoto Sanga | H. C. Sapporo | End of loan | €600k |
| 25/07/2023 | 23/24 | H. C. Sapporo | Kyoto Sanga | loan transfer | €600k |
| 01/02/2023 | 22/23 | Without Club | H. C. Sapporo | - | €700k |
| 08/09/2022 | 22/23 | Daegu FC | Without Club | - | €825k |
| 07/09/2022 | 22/23 | Gimcheon Sangmu | Daegu FC | End of loan | €825k |
| 08/03/2021 | 20/21 | Daegu FC | Gimcheon Sangmu | loan transfer | €850k |
| 25/06/2020 | 20/21 | H. C. Sapporo | Daegu FC | free transfer | €1.00m |
| 21/01/2015 | 14/15 | Cerezo Osaka | C'dole Sapporo | free transfer | €25k |
| 01/01/2013 | 12/13 | Cerezo U18 | Cerezo Osaka | - | - |
| 01/07/2012 | 12/13 | Jaehyun HS | Cerezo U18 | free transfer | - |
| 01/01/2010 | 09/10 | Jaehyun MS | Jaehyun HS | - | - |
| 01/01/2007 | 06/07 | Gwacheon ES | Jaehyun MS | - | - |
| 01/01/2006 | 05/06 | Cheonglim ES | Gwacheon ES | - | - |
National
| Team | Caps | Goals | Shirt | Debut | Status |
|---|---|---|---|---|---|
| South Korea | 5 | 0 | 12 | 2019-09-05 | Current international |
| South Korea U23 | 4 | 0 | 23 | 2016-01-04 | Former international |
| South Korea U22 | 5 | 0 | 1 | 2014-11-14 | Former international |
| South Korea Olympic Team | 3 | 0 | 18 | 2016-08-05 | Former international |
Market value
- Current
- €500k
- Highest
- €1.40m · 05/01/2019
- Last change
- 21/05/2026
| Date | Age | Club | Value |
|---|---|---|---|
| 05/07/2013 | 19 | Cerezo Osaka | €25k |
| 31/03/2014 | 19 | Cerezo Osaka | €25k |
| 01/07/2015 | 21 | Hokkaido Consadole Sapporo | €250k |
| 22/06/2016 | 21 | Hokkaido Consadole Sapporo | €475k |
| 25/03/2017 | 22 | Hokkaido Consadole Sapporo | €600k |
| 05/01/2018 | 23 | Hokkaido Consadole Sapporo | €825k |
| 05/01/2019 | 24 | Hokkaido Consadole Sapporo | €1.40m |
| 27/06/2019 | 25 | Hokkaido Consadole Sapporo | €1.40m |
| 28/12/2019 | 25 | Hokkaido Consadole Sapporo | €1.30m |
| 08/04/2020 | 25 | Hokkaido Consadole Sapporo | €1.00m |
| 27/07/2020 | 26 | Daegu FC | €850k |
| 21/12/2020 | 26 | Daegu FC | €850k |
| 22/06/2021 | 26 | Gimcheon Sangmu | €850k |
| 26/12/2021 | 27 | Gimcheon Sangmu | €850k |
| 18/06/2022 | 27 | Gimcheon Sangmu | €825k |
| 07/10/2022 | 28 | Without Club | €750k |
| 16/11/2022 | 28 | Without Club | €700k |
| 28/06/2023 | 29 | Hokkaido Consadole Sapporo | €600k |
| 22/02/2024 | 29 | Kyoto Sanga | €600k |
| 12/06/2024 | 29 | Kyoto Sanga | €600k |
| 10/12/2024 | 30 | Kyoto Sanga | €650k |
| 29/05/2025 | 30 | Kyoto Sanga | €550k |
| 16/12/2025 | 31 | Seoul E-Land | €500k |
| 21/05/2026 | 31 | FC Seoul | €500k |
