Began playing tennis at age 5 after watching his father Damir play Mother, Zeljka; sister, Bruna Named 2014 ATP Newcomer of the Year and 2022 ATP Comeback Player of the Year Idols growing up were Goran Ivanisevic and Rafael Nadal. Dream opponent is Ivanisevic Favourite surface is outdoor hard, shot is backhand and tournament is Umag If he wasn't a tennis player, he would be a boxer Favourite sports personality is Mike Tyson, whom he met at 2016 ATP Masters 1000 Indian Wells Enjoys spending time at the pool Featured in Vogue's 2015 September issue Underwent right knee surgery in September 2016 and right shoulder surgery in May 2021 Struggled with hamstring, abdominal and back injuries in 2019

Owns 11 wins vs. Top 5 and ended 2018 at career-high No. 12 after finishing 2015 as youngest player in Top 50 at No. 44 and 2014 as youngest player in Top 100 at No. 91

As World No. 152, upset No. 3 Nadal in 2R en route to 2022 Cincinnati title (d. Tsitsipas), becoming lowest-ranked champion in tournament and ATP Masters 1000 series history

Defeated Federer to win 2018 Halle title, ending Swiss' last run as World No. 1 and becoming youngest champion in tournament history at age 21

Saved 5 MPs vs. Kohlschreiber for 1st ATP Tour title at 2017 Marrakech and 6 MPs vs. Tsitsipas en route to 1st Grand Slam QF at 2020 US Open

Helped Croatia capture 2018 Davis Cup, but missed 12 months from March 2021-March 2022 – including Davis Cup Finals – due to right shoulder injury