Marcelo Melo and Mackenzie McDonald celebrate winning the title Sunday at the Rakuten Japan Open Tennis Championships.

Top seeds Raven Klaasen and Marcelo Melo are seeking their third tour-level title as a pair.

Marcelo Melo and Alexander Zverev advance to the quarter-finals in Monte Carlo on Tuesday.

Doubles partners Marcelo Melo and Alexander Zverev with football star Neymar in Monte Carlo on Monday.

Ivan Dodig and Marcelo Melo win nine of the last 10 games in their Miami first-round win.

Marcus Daniell and Marcelo Melo defeat Alex de Minaur and John Millman in a Match Tie-break to advance in Washington, D.C.

Marcelo Melo and Jean-Julien Rojer saved all seven break points they faced to beat Jamie Murray and Bruno Soares at the Mutua Madrid Open.

Lukasz Kubot and Marcelo Melo beat Wesley Koolhof and Nikola Mektic despite losing five more points in the match.

Lukasz Kubot and Marcelo Melo are making their fourth straight team appearance at the Nitto ATP Finals.

Lukasz Kubot and Marcelo Melo oust defending champions Pierre-Hugues Herbert and Nicolas Mahut in the Paris quarter-finals.

Marcelo Melo and Lukasz Kubot capture their third Vienna title as a team.

Marcelo Melo and Lukasz Kubot are one win from claiming their third Vienna title as a team.

Marcelo Melo (middle) and Lukasz Kubot (top) enjoy a first-round win at Roland Garros Wednesday.

Bruno Soares, Marcelo Melo, Mate Pavic and Lukasz Kubot touch racquets after competing in the first round at the Western & Southern Open.

Marcelo Melo and Lukasz Kubot take their first ATP Tour doubles title of the season in Acapulco.

Marcelo Melo and Lukasz Kubot win their first ATP Tour doubles title of the season in Acapulco.

Marcelo Melo and Lukasz Kubot advance to the doubles semi-finals in Rio de Janeiro without dropping a set.

Marcelo Melo and Lukasz Kubot level their FedEx ATP Head2Head series against Ivan Dodig and Filip Polasek at 2-2.

The world's eight leading teams pose for the official 2019 Nitto ATP Finals doubles photo.

Marcelo Melo and Lukasz Kubot have won 16 of their past 19 tour-level matches.

Marcelo Melo and Lukasz Kubot are bidding to become the first team to win back-to-back Rolex Shanghai Masters titles.

Marcelo Melo and Lukasz Kubot convert three of six break points to reach the China Open semi-finals on Thursday.

Lukasz Kubot and Marcelo Melo move into the third round of the US Open.

Lukasz Kubot/Marcelo Melo win their first ATP Tour doubles team title of the season on Friday at the Winston-Salem Open

Lukasz Kubot/Marcelo Melo win the Winston-Salem Open doubles title on Friday.