{{Short description|South Korean Go player (born 2000)}} {{family name hatnote|Shin||lang=Korean}} {{Infobox go player | name = Shin Jin-seo | image = | caption = | hangul = 신진서 | hanja = 申眞諝 | birth_date = {{Birth date and age|2000|3|17|df=y}} | birth_place = Busan, South Korea | height = 1.80 m | turnedpro = 2012 | rank = 9 dan | affiliation = Hanguk Kiwon | medaltemplates = {{Medal|Sport|Men's Go}} {{Medal|Country|{{KOR}}}} {{Medal|Competition|Asian Games}} {{Medal|Gold|2022 Hangzhou|Team}} {{Medal|Bronze|2022 Hangzhou|Individual}} }}
'''Shin Jin-seo''' ({{langx|ko|신진서}}; born 17 March 2000) is a South Korean professional Go player. He has won nine major international championships: the LG Cup in 2020, 2022 and 2024; the Chunlan Cup in 2021; the Samsung Cup in 2022; the Ing Cup in 2023; the Quzhou-Lanke Cup in 2024; the Nanyang Cup in 2025, and the Sawpalkosanol World Top Player Championship in 2025. He is the number one ranked Korean player in the Korea Baduk Association's official rankings,<ref>{{Cite web |url=http://www.baduk.or.kr/record/rankingPlayer.asp |title=기사랭킹 |website=Korea Baduk Association |language=ko |access-date=30 January 2024}}</ref> a spot which he first reached in November 2018<ref>{{Cite web |url=https://www.joongang.co.kr/article/23095957 |title='밀레니엄둥이' 신진서, 생애 첫 한국 랭킹 1위 올라 |website=JoongAng Ilbo |date=5 November 2018 |language=ko}}</ref> and has held continuously since January 2020.
==Career== Shin Jin-seo turned pro in July 2012. In January 2013, he defeated Lee Chang-ho (9 dan) in a young players vs legends exhibition match. Shin was promoted to 2 dan in November 2013.
He won the Let's Run Park Cup and the Shinin-Wang title, both in 2015. In 2017, he won the Globis Cup and won the Korean Baduk League with his team, Team Jungkwangjang. He won the 31st Asian TV Cup, defeating Ding Hao in June 2019.
In January 2019, Shin was defeated by South Korean Go program HanDol. The program defeated the top five South Korean go players. HanDol has been compared to AlphaGo, but is considered to be weaker.<ref name="engl_S.Ko">{{Cite web |title=S. Korea Go program beats country's top five professional players |author= |work=The Hankyoreh |date=29 January 2019 |access-date=17 June 2020 |url=http://english.hani.co.kr/arti/english_edition/e_business/879743.html}}</ref><ref name="kore_NHN’">{{Cite web |title=NHN's AI Scores 5-0 Victory against Professional Go Players |author= |work=Be Korea-savvy |date=23 January 2019 |access-date=17 June 2020 |url=http://koreabizwire.com/nhns-ai-scores-5-0-victory-against-professional-go-players/131101}}</ref>
Shin reached 9 dan in 2018.
In 2020, he defeated Park Junghwan at the LG Cup.
He won the 13th Chunlan Cup in 2021, his second major international title, with a 2–0 victory over Tang Weixing in the finals.<ref>{{cite web |url=http://newsxmwb.xinmin.cn/wentihui/wtht/2021/09/15/32027624.html |title=春兰杯决赛不敌申真谞：唐韦星告诫年轻棋手多练棋艺少玩游戏 |website=Xinmin Evening News |date=15 September 2021 |language=zh}}</ref> In 2022, he defeated Yang Dingxin 2–0 to win the LG Cup for the second time.<ref>{{cite web |url=https://m.yna.co.kr/view/AKR20220209087751007 |title='직선 공격' 신진서, 짜릿한 재역전극으로 LG배 우승(종합) |website=Yonhap News Agency |date=9 February 2022 |language=ko}}</ref> He also won the 2022 Samsung Cup after finishing as the runner-up the two previous years.
In 2025 Shin Jinseo won the 1st Sawpalkosanol World Top Player Championship, a biennial international league-based tournament. Shin Jinseo defeated Tu Xiaoyu 2-1 in the three game championship match, marking the first championship match won by Shin Jinseo where he also incurred a loss.<ref>{{cite news |title=Shin Jin-seo secures Sopalkosanol World Championship in comeback |url=https://www.chosun.com/english/sports-en/2025/09/12/SIOJUTCQNVD6PF2COFS25KO3MU/ |access-date=20 October 2025 |publisher=The Chosun Daily |date=12 September 2025}}</ref>
== International competitions == {| class="wikitable" |- ! Competitions !! 2014 !! 2015 !! 2016 !! 2017 !! 2018 !! 2019 !! 2020 !! 2021 !! 2022 !! 2023 !! 2024 !! 2025 |- | style="background:#efefef;"|Ing Cup | colspan="2" style="text-align:center;" |- | style="text-align:center;" |× | colspan="3" style="text-align:center;" |- | style="text-align:center; background:gold;" |W | colspan="3" style="text-align:center;" |- | style="text-align:center;" |R16 | style="text-align:center;" |- |- | style="background:#efefef;"|Samsung Cup | style="text-align:center;" |× | style="text-align:center;" |× | style="text-align:center;" |R16 | style="text-align:center;" |QF | style="text-align:center;" |QF | style="text-align:center;" |QF | style="text-align:center; background:silver" |RU | style="text-align:center; background:silver" |RU | style="text-align:center; background:gold;" |W | style="text-align:center;" |QF | style="text-align:center;" |QF | style="text-align:center;" |R16 |- | style="background:#efefef;"|LG Cup | style="text-align:center;" |× | style="text-align:center;" |× | style="text-align:center; background:#9acdff;" |SF | style="text-align:center;" |QF | style="text-align:center;" |R16 | style="text-align:center; background:gold;" |W | style="text-align:center;" |R16 | style="text-align:center; background:gold;" |W | style="text-align:center; background:#9acdff;" |SF | style="text-align:center; background:gold;" |W | style="text-align:center;" |R16 | style="text-align:center;" |R16 |- | style="background:#efefef;"|Chunlan Cup | style="text-align:center;" |× | style="text-align:center;" |- | style="text-align:center;" |× | style="text-align:center;" |- | style="text-align:center;" |R24 | style="text-align:center;" |- | style="text-align:center; background:gold;" |W | style="text-align:center;" |- | style="text-align:center; background:#9acdff;" |SF | style="text-align:center;" |- | style="text-align:center;" |R16 | style="text-align:center;" |- |- | style="background:#efefef;"|Mlily Cup | style="text-align:center;" |- | style="text-align:center;" |× | style="text-align:center;" |- | style="text-align:center;" |R64 | style="text-align:center;" |- | style="text-align:center;" |R32 | colspan="3" style="text-align:center;" |- | style="text-align:center;" |R16 | colspan="2" style="text-align:center;" |- |- | style="background:#efefef;"|Kuksu Mountains | colspan="4" style="text-align:center;" |- | style="text-align:center;" |QF | style="text-align:center; background:#9acdff;" |SF | style="text-align:center;" |- | style="text-align:center; background:silver" |RU | style="text-align:center; background:gold;" |W | style="text-align:center; background:silver" |RU | style="text-align:center; background:silver" |RU | style="text-align:center;" |× |- | style="background:#efefef;"|Lanke Cup | colspan="9" style="text-align:center;" |- | style="text-align:center; background:silver;" |RU | style="text-align:center; background:gold;" |W | style="text-align:center; background:silver;" |RU |- | style="background:#efefef;"|Nanyang Cup | colspan="10" style="text-align:center;" |- | style="text-align:center; background:gold;" |W | style="text-align:center;" |- |- | style="background:#efefef;"|Sopalcosanol Cup | colspan="11" style="text-align:center;" |- | style="text-align:center; background:gold;" |W |- | style="background:#efefef;"|Shinhan Cup | colspan="11" style="text-align:center;" |- | style="text-align:center;" |QF |- | style="background:#efefef;"|Bailing Cup | style="text-align:center;" |R64 | style="text-align:center;" |- | style="text-align:center; background:#9acdff;" |SF | style="text-align:center;" |- | style="text-align:center; background:silver;" |RU | colspan="7" style="text-align:center;" |- |- | style="background:#efefef;"|Xin'ao Cup | colspan="3" style="text-align:center;" |- | style="text-align:center;" |QF | colspan="8" style="text-align:center;" |- |- | style="background:#efefef;"|Tianfu Cup | colspan="4" style="text-align:center;" |- | style="text-align:center; background:silver;" |RU | colspan="7" style="text-align:center;" |- |- | style="background:#efefef;"|Asian TV Cup | style="text-align:center;" |× | style="text-align:center;" |× | style="text-align:center; background:silver;" |RU | style="text-align:center;" |× | style="text-align:center;" |× | style="text-align:center; background:gold;" |W | colspan="6" style="text-align:center;" |- |- | style="background:#efefef;"|Nongshim Cup | style="text-align:center;" |× | style="text-align:center;" |× | style="text-align:center;" |× | style="text-align:center;" |0:1 | style="text-align:center;" |× | style="text-align:center;" |0:1 | style="text-align:center; background:gold;" |5:0 | style="text-align:center; background:gold;" |4:0 | style="text-align:center; background:gold;" |1:0 | style="text-align:center; background:gold;" |6:0 | style="text-align:center; background:gold;" |2:0 | style="text-align:center; background:gold;" |3:0 |} (W) Winner; (RU) Runner-up; (SF) Semifinalist; (QF) Quarterfinalist; (R16) Round of 16; (R32) Round of 32; (R64) Round of 64.
*Note 1: Some competitions last for more than one year. Usually the beginning year of the competition is recorded as the year of competition. *Note 2: The <span style="background:#98fb98;">light green background</span> indicates that the player is still competing in the competition. *Note 3: '×' means the player did not participate (or lost in the qualification round), while '-' means the competition was not held in that year. *Note 4: The result of Nongshim Cup means the result of the player (matches won : matches lost). The result '0:0' means the player qualified for his/her national team of Nongshim Cup, and the team won before the player compete in the cup.
== Books == * My Go Journey. From Basics to Brilliance, 2025, Board N Stones, ISBN 978-3-98794-024-8
== References == {{Reflist}}
== External links == * Shin Jinseo at Sensei's Library * [https://www.goratings.org/en/players/1313.html Shin Jinseo] on Go Ratings * [http://www.baduk.or.kr/record/player_view.asp?pkey=10000735 신진서] at Korea Baduk Association {{in lang|ko}} * {{2022 Asian Games profile|go/athlete-profile-n2015980-shin-jinseo|Shin Jinseo|archive=20230925175337}}
{{Current International Go title holders}} {{Current holders of major Korean Go titles}} {{Myungin}} {{Professional Go players in South Korea}}
{{DEFAULTSORT:Shin, Jin-seo}} Category:2000 births Category:Living people Category:South Korean Go players Category:Sportspeople from Busan Category:Asian Games gold medalists for South Korea Category:Asian Games bronze medalists for South Korea Category:Medalists at the 2022 Asian Games Category:Asian Games medalists in go Category:Go players at the 2022 Asian Games