Nikola Mektic and Mate Pavic beat Daniel Evans and Neal Skupski to triumph in Miami for their fourth title of the season.

Mate Pavic and Nikola Mektic break serve three times against Daniel Evans and Neal Skupski on Saturday to win the Miami title.

Nikola Mektic (right) and Mate Pavic (left) own a 22-3 record this year.

Second seeds Nikola Mektic (left) and Mate Pavic (right) book their places in the Dubai semi-finals on Thursday.

Nikola Mektic (right) and Mate Pavic (left) capture their third title of 2021 on Sunday at the ABN AMRO World Tennis Tournament.

Nikola Mektic (right) and Mate Pavic (left) have reached the semi-finals or better at all four events they have played in 2021.

Mate Pavic (left) and Nikola Mektic (right) win their 14th match in 2021 on Friday for a place in the Rotterdam semi-finals.

Second seeds Mate Pavic and Nikola Mektic improve to 13-1 on the season after beating Robin Haase and Matwe Middelkoop on Tuesday in Rotterdam.

Second seeds Mate Pavic (volleying) and Nikola Mektic extend their winning streak on Wednesday at the Australian Open.

Nikola Mektic (right) and Mate Pavic (left) survived three Match Tie-breaks en route to the Murray River Open title.

Nikola Mektic and Mate Pavic are unbeaten in eight matches as a team.

Mate Pavic and Nikola Mektic celebrate capturing the Antalya Open doubles title on Tuesday.

Nikola Mektic and Mate Pavic advance to the Antalya doubles final on Monday.

Nikola Mektic and Mate Pavic won their first match of the season in Antalya on Friday in a Match Tie-break.

Wesley Koolhof and Nikola Mektic end their 2020 ATP Tour season with a 24-13 team record.

Wesley Koolhof and Nikola Mektic own a 23-13 team record.

Wesley Koolhof and Nikola Mektic are bidding to win their first team title.

Wesley Koolhof and Nikola Mektic are chasing their first team title.

Wesley Koolhof (right) and Nikola Mektic (left) are chasing their first team title at the Nitto ATP Finals.

Nikola Mektic and Wesley Koolhof beat 2019 Roland Garros champions Kevin Krawietz and Andreas Mies to reach the semi-finals in Hamburg.

Wesley Koolhof and Nikola Mektic power past Rajeev Ram & Joe Salisbury to reach the US Open final.

Barbora Krejcikova and Nikola Mektic defeat Bethanie Mattek-Sands and Jamie Murray to clinch the Australian Open title.

Nikola Mektic and Ivan Dodig beat Hubert Hurkacz and Lukasz Kubot in straight sets to clinch Croatia's victory against Poland.

Team Croatia will compete against Argentina, Austria and Poland in Group E at the ATP Cup.

Team Croatia visits Tamarama Surf Lifesaving Club on Tuesday ahead of the ATP Cup.