On court

• Played college tennis for University of Illinois; graduated with a finance degree
• Won first professional title at the ITF Futures event in Champaign, USA in July 2017
• Qualified for the Sydney International in 2018, marking the first time he played an ATP main draw
• Made the final round of Australian Open 2020 qualifying, then his best Grand Slam result
• Defeated world No.56 Feliciano Lopez to make first ATP Challenger final in Monterrey in March 2020
• Broke into the world’s top 200 in March 2020
• Made his Grand Slam main draw debut at Roland Garros in 2020 after defeating three higher-ranked opponents in qualifying
• Made first ATP tour-level quarterfinal at Adelaide International in January 2022; reached a second in Sofia in September that year
• Scored first Grand Slam main draw win at Australian Open 2022
• In February 2022, won first Challenger title in Bengaluru, India, the biggest title of his career to date and first pro title in almost five years
• Won three round of qualifying to reach the main draw at Australian Open 2023
• Made top-100 debut in May 2023
• Reached his first ATP singles final at Atlanta in July 2023
• Broke into the world’s top 50 in August 2023

Off court

• Parents are Ljiljana and Rad; introduced to tennis at age five because his older brother, Vladimir, also played
• Follows soccer and basketball in his spare time.

Year-end singles ranking history