The third seed clinched the biggest victory of his career against world no.1, triumphing 7-5, 4-6, 6-4 in three hours and 25 minutes to reach the Serbia Open final.
The world no.1 moved into the Serbia Open semi-finals on Friday following a 6-1, 6-3 victory over countryman Miomir Kecmanovic. He will next face Russian third seed Aslan Karatsev (H2H 1-0).
Top seed began his Serbia Open 2021 campaign with a routine 6-1, 6-3 win against Kwon Soonwoo to reach the last eight in his hometown. He will next face fellow Serbian Miomir Kecmanovic on Friday.
The ATP Tour returns to Belgrade for the first time since 2012. Novak, who has won the title in his hometown twice (2009, 2011), will play against Soonwoo Kwon (KOR, ATP #85) in R2.
Noval overcame a formidable challenge from no.5 seed Nikoloz Basilashvili, having to come from a set down to reach the Qatar Open semis. He will meet seventh seed Roberto Bautista Agut on Friday
Novak continued his bid for a third title at the Qatar ExxonMobil Open. The top seed rallied from a set down to beat world no.36 Marton Fucsovics 4-6, 6-4, 6-1 and advance into the ATP 250 tournament quarters
World no.1 and 14-time GS champion is making his fourth appearance at the Qatar ExxonMobil Open, taking place at the Khalifa International Tennis and Squash Complex from December 31 to January 5. The top seed will open singles campaign against Damir Dzumhur (ATP #47)