Ding Liren (born 24 October 1992) is a Chinese chess grandmaster. He is a three-time Chinese Chess Champion.
Ding was undefeated in classical chess from August 2017 to November 2018, recording 29 victories and 71 draws. This 100-game unbeaten streak is the longest in top-level chess history.
Ding is a three-time Chinese Chess Champion (2009, 2011, 2012) and has represented China at all four Chess Olympiads from 2012 to 2018, winning team gold medals in 2014 and 2018 and individual bronze and gold medals in 2014 and 2018 respectively. He also won team gold and individual silver at the World Team Championships in 2015.
In August 2015, he became the second Chinese player after Wang Yue to break into the top 10 of the FIDE world rankings. In July 2016, with a Blitz rating of 2875, he was the highest rated Blitz player in the world.
In September 2017, he became the first Chinese player to qualify for a Candidates Tournament, the penultimate stage in the World Championship. He placed clear 4th with +1-0=13, the only candidate without a loss at the event.
In September 2018, Ding became the first Chinese player to pass the 2800 Elo mark on the FIDE world rankings, and in November he reached a rating of 2816, the joint-tenth highest rating in history.
Ding Liren attended Chant Garden Elementary School in Wenzhou, Zhejiang. Ding also attended Wenzhou High School and Law School of Peking University.
- November 2003: U-10 World Youth Championship in Heraklio, joint 1st on 9½/11 points with Eltaj Safarli, 2nd on tiebreak
- November 2004: U-12 World Youth Championship in Heraklio, joint 1st on 9½/11 points with Zhao Nan, 2nd on tiebreak
- April 2004: Chinese Men's Team Championship in Jinan, scored 1/4
- July 2005: Chinese Individual Championship in Hefei,
- April 2007: Zonal Tournament 3.5 (China) in Dezhou, scored 6½/9
- July 2007: Chinese Men's Championship Individual Group B in Zhuhai, scored 7/10
- May 2008: Chinese Individual Championship in Beijing, scored 5½/11 finishing 6th
- June 2008: Men's Selective Tournament for Olympiad in Ningbo, scored 4/10
- July 2008: Czech Open 2008 MS U14 U16 - M-silnice Open in Pardubice, scored 5/5
- April 2009: Men's Zonal Tournament 3.5 (China) in Beijing, scored 5/11
- May 2009: 8th Asian Continental Individual Open Championship in Subic Bay Freeport, scored 6/11 (first grandmaster norm)
- May 2009: Chinese Individual Championship in Xinghua, Jiangsu, 1st with 8½/11 and 2800+ TPR (second GM norm)
- August 2009: Russia - China (men) in Dagomys, scored 2½/5
- September 2009: Chinese Chess King in Jinzhou, scored 3½/7
- October 2009, he became China's 30th grandmaster.
- April 2011: Chinese Individual Championship in Xinghua, Jiangsu, 1st with 9/11
- Chess World Cup 2011: knocked out by Wesley So
- April 2012: Chinese Individual Championship in Xinghua, Jiangsu, 1st with 8/11
- October 2012: SPICE Cup in St. Louis, tied for 2nd with 5½/10
- In the 2013 Alekhine Memorial tournament, held from 20 April to 1 May, Liren finished ninth, with +1-3=5.
- March - April 2017: Won the Longgang Shenzhen Grandmaster Tournament.
- May 2017: Won the Moscow Grand Prix with 6/9
- September 2017: Reached the final of the 2017 Chess World Cup. This qualified him for the Candidates Tournament, the first Chinese player to do so. He subsequently lost on tiebreak in the final to Levon Aronian.
- March 2018: Candidates Tournament 2018, Berlin. Placed clear 4th with +1-0=13, the only candidate without a loss at the event.
- April 2018: Shamkir Chess 2018, finished 2nd with 5½/9 (+2-0=7).