(UPDATED 10 NOVEMBER2023)
- Croat captured a career-best 5 titles in 7 finals w/Krajicek in 2023 and achieved personal-high No. 2 ranking in September 2023. Went into Nitto ATP Finals as No. 1 team and top seeds.
- Won his 3rd career Grand Slam men's doubles title at 2023 Roland Garros to go along with his 2015 Roland Garros crown w/Melo and 2021 Australian Open trophy w/Polasek.
- Finished as Nitto ATP Finals runner-up in 2014 w/Melo and has qualified 9 times for year-end championships with 4 different partners.
- Qualified for 2022 Nitto ATP Finals w/Krajicek after capturing 3 titles in 7 finals and winning 14 of 16 matches to end regular season.
- Owner of 6 ATP Masters 1000 titles (4 w/Melo) and 4 Grand Slam mixed doubles titles (3 w/L. Chan).
- Peaked at No. 29 in singles, winning 2011 Zagreb title and defeating No. 2 Nadal at 2011 ATP Masters 1000 Montreal for biggest win of career.