Father, Nerfid, has been running a tennis school since 1994; mother, Zaneta; brother, Zlatan.
Born soon after outbreak of Bosnian War in a hospital near Zetra Olympic Hall, which was destroyed but would later serve as location where he began playing tennis.
Left Sarajevo temporarily as an infant and did not meet his father until he was nearly 1 year old.
Later served as a ballboy at Sarajevo, BIH Challenger and studied political science atUniversity of Sarajevo.
Admired Patrick Rafter and Roger Federer growing up.
Enjoyed tennis, skiing, football and acting as a child.
Acted in 2 movies: Grbavica (2006), as background actor, and Morderischer Frieden (2007), in which he played major role as Durcan.
Supports Bosnian football team FK Zeljeznicar.
Struggled with back, abdominal, shoulder and stomach injuries in 2019.
(UPDATED 24 MAY 2025)
Broke into Top 100 in 2015 and Top 50 in 2017 before winning 3rd ATP Tour title at 2018 Antalya to achieve career-high No. 23.
Earned personal-best 36 victories in 2017, highlighted by biggest wins of career over No. 3 Wawrinka at Dubai and No. 4 A. Zverev at Shenzhen.
Advanced to Grand Slam 3R on 5 occasions, including at 2018 Roland Garros, where he led No. 3 A. Zverev by 2 sets to 1 and held 1 MP before losing.
First player to sweep both Russian titles in a single season, capturing St. Petersburg and Moscow championships in 2017.
Reached ATP Masters 1000 R16 on 3 occasions, including at 2016 Miami, where he defeated No. 5 Nadal in 2R.
Went 6-0 in finals on ATP Challenger Tour in 2024, tying with 5 other players for 2nd-most Challenger titles in a single season behind Griekspoor (8 in 2021).