![Nikola Mektic, of Croatia, top left, and Wesley Koolhof, of the Netherlands, right, return a shot to Bruno Soares, of Brazil, lower right, and Mate Pavic, of Croatia during the men's doubles Nikola Mektic, of Croatia, top left, and Wesley Koolhof, of the Netherlands, right, return a shot to Bruno Soares, of Brazil, lower right, and Mate Pavic, of Croatia during the men's doubles](https://c8.alamy.com/comp/2MG4HXE/nikola-mektic-of-croatia-top-left-and-wesley-koolhof-of-the-netherlands-right-return-a-shot-to-bruno-soares-of-brazil-lower-right-and-mate-pavic-of-croatia-during-the-mens-doubles-final-of-the-us-open-tennis-championships-thursday-sept-10-2020-in-new-york-ap-photoseth-wenig-2MG4HXE.jpg)
Nikola Mektic, of Croatia, top left, and Wesley Koolhof, of the Netherlands, right, return a shot to Bruno Soares, of Brazil, lower right, and Mate Pavic, of Croatia during the men's doubles
![Wesley Koolhof and Nikola Mektic secure the first qualifying spot in the semifinal at the ATP Final - UBITENNIS Wesley Koolhof and Nikola Mektic secure the first qualifying spot in the semifinal at the ATP Final - UBITENNIS](https://www.ubitennis.net/wp-content/uploads/2020/11/koolhof-and-mektic-london-second-match.jpg)
Wesley Koolhof and Nikola Mektic secure the first qualifying spot in the semifinal at the ATP Final - UBITENNIS
![Wesley Koolhof and Nikola Mektic in action during their doubles match on day one of the Nitto ATP Finals at The O2 Arena, London Stock Photo - Alamy Wesley Koolhof and Nikola Mektic in action during their doubles match on day one of the Nitto ATP Finals at The O2 Arena, London Stock Photo - Alamy](https://c8.alamy.com/comp/2DATTTG/wesley-koolhof-and-nikola-mektic-in-action-during-their-doubles-match-on-day-one-of-the-nitto-atp-finals-at-the-o2-arena-london-2DATTTG.jpg)
Wesley Koolhof and Nikola Mektic in action during their doubles match on day one of the Nitto ATP Finals at The O2 Arena, London Stock Photo - Alamy
![Wesley Koolhof of the Netherlands and Nikola Mektic of Croatia serve to Lukasz Kubot of Poland and Marcelo Melo of Brazil during their doubles tennis match at the ATP World Finals tennis Wesley Koolhof of the Netherlands and Nikola Mektic of Croatia serve to Lukasz Kubot of Poland and Marcelo Melo of Brazil during their doubles tennis match at the ATP World Finals tennis](https://c8.alamy.com/comp/2MFK5PG/wesley-koolhof-of-the-netherlands-and-nikola-mektic-of-croatia-serve-to-lukasz-kubot-of-poland-and-marcelo-melo-of-brazil-during-their-doubles-tennis-match-at-the-atp-world-finals-tennis-tournament-at-the-o2-arena-in-london-thursday-nov-19-2020-ap-photofrank-augstein-2MFK5PG.jpg)
Wesley Koolhof of the Netherlands and Nikola Mektic of Croatia serve to Lukasz Kubot of Poland and Marcelo Melo of Brazil during their doubles tennis match at the ATP World Finals tennis
![Wesley Koolhof and Nikola Mektic start the ATP Finals with a three-set win over Kevin Krawietz and Andreas Mies - UBITENNIS Wesley Koolhof and Nikola Mektic start the ATP Finals with a three-set win over Kevin Krawietz and Andreas Mies - UBITENNIS](https://www.ubitennis.net/wp-content/uploads/2020/11/koolhof-and-mektic-atp-finals-.jpg)
Wesley Koolhof and Nikola Mektic start the ATP Finals with a three-set win over Kevin Krawietz and Andreas Mies - UBITENNIS
![ATP Finals 2020: Koolhof and Mektic win double titles - final victory over Melzer / Roger-Vasselin · tennisnet.com ATP Finals 2020: Koolhof and Mektic win double titles - final victory over Melzer / Roger-Vasselin · tennisnet.com](https://www.tennisnet.com/fileadmin/_processed_/f/e/csm_koolhof-mektic-london_285ebc8323.jpg)
ATP Finals 2020: Koolhof and Mektic win double titles - final victory over Melzer / Roger-Vasselin · tennisnet.com
![Nikola Mektic/Mate Pavic Down Wesley Koolhof/Neal Skupski To Secure Nitto ATP Finals SF Berth | ATP Tour | Tennis Nikola Mektic/Mate Pavic Down Wesley Koolhof/Neal Skupski To Secure Nitto ATP Finals SF Berth | ATP Tour | Tennis](http://www.atptour.com/-/media/images/news/2022/11/16/11/43/mektic-pavic-turin-2022-wednesday.jpg)
Nikola Mektic/Mate Pavic Down Wesley Koolhof/Neal Skupski To Secure Nitto ATP Finals SF Berth | ATP Tour | Tennis
![Wesley Koolhof and Nikola Mektic win their first doubles title as a team at the ATP Finals - UBITENNIS Wesley Koolhof and Nikola Mektic win their first doubles title as a team at the ATP Finals - UBITENNIS](https://www.ubitennis.net/wp-content/uploads/2020/11/koolhof-mektic.jpg)
Wesley Koolhof and Nikola Mektic win their first doubles title as a team at the ATP Finals - UBITENNIS
![Wesley Koolhof, Nikola Mektic, Herren Doppel Tennis - French Open 2020 - Paris - Grand Slam - Roland Garros - France - 2020 | Juergen Hasenkopf Photography Wesley Koolhof, Nikola Mektic, Herren Doppel Tennis - French Open 2020 - Paris - Grand Slam - Roland Garros - France - 2020 | Juergen Hasenkopf Photography](https://m.psecn.photoshelter.com/img-get2/I0000OIzIdxHygnQ/fit=1000x750/Wesley-Koolhof-Nikola-Mektic-20201008-B81I8908.jpg)