In July, Teimour played in Dortmund Sparkassen Chess Meeting and placed joint 2nd-5th places with 4 points (+1-0=6). In September, Radjabov participated in and won the 2019 Chess World Cup in Khanty-Mansiysk. After eliminating Ziska, Sjugirov and Yuffa in the first three rounds, Radjabov faced fellow Azerbaijani grandmaster Shakhriyar Mamedyarov in round 4 and defeated him in the tie-break series. Radjabov then beat American grandmaster Jeffery Xiong in the quarterfinal 1.5 to 0.5. In the semifinal, Radjabov defeated French grandmaster Maxime Vachier-Lagrave. The final took place on the 4th of October 2019 where he drew against Ding Liren in the classical games (+1-1=2); in the tie-breaks he drew the 4 games in the rapid section and then defeated him in the blitz section (+2-0=0).