![Three of the four Grand Slams will be won by either Djokovic or Nadal, says tennis consultant and former coach Mats Merkel » FirstSportz Three of the four Grand Slams will be won by either Djokovic or Nadal, says tennis consultant and former coach Mats Merkel » FirstSportz](https://firstsportz.com/wp-content/uploads/2021/01/Thiem-Zverev-and-Tsitsipas-1024x576.jpeg)
Three of the four Grand Slams will be won by either Djokovic or Nadal, says tennis consultant and former coach Mats Merkel » FirstSportz
![BASTIAN SCHWEINSTEIGER ZLATKO NOVKOVIC MATS MERKEL Editorial Stock Photo - Stock Image | Shutterstock | Shutterstock Editorial BASTIAN SCHWEINSTEIGER ZLATKO NOVKOVIC MATS MERKEL Editorial Stock Photo - Stock Image | Shutterstock | Shutterstock Editorial](https://editorial01.shutterstock.com/preview-440/4818336r/75178205/Shutterstock_4818336r.jpg)
BASTIAN SCHWEINSTEIGER ZLATKO NOVKOVIC MATS MERKEL Editorial Stock Photo - Stock Image | Shutterstock | Shutterstock Editorial
![MATS MERKEL (GER) Tennis - US Open 2016 - New York - Grand Slam ITF / ATP / WTA - USTA Billie Jean King National Tennis Center - USA - 2016 | Juergen Hasenkopf Photography MATS MERKEL (GER) Tennis - US Open 2016 - New York - Grand Slam ITF / ATP / WTA - USTA Billie Jean King National Tennis Center - USA - 2016 | Juergen Hasenkopf Photography](https://m.psecn.photoshelter.com/img-get2/I00007z1maJFlOcU/fit=1000x750/MATS-MERKEL-20160910-16070214.jpg)
MATS MERKEL (GER) Tennis - US Open 2016 - New York - Grand Slam ITF / ATP / WTA - USTA Billie Jean King National Tennis Center - USA - 2016 | Juergen Hasenkopf Photography
![BASTIAN SCHWEINSTEIGER ZLATKO NOVKOVIC MATS MERKEL Editorial Stock Photo - Stock Image | Shutterstock | Shutterstock Editorial BASTIAN SCHWEINSTEIGER ZLATKO NOVKOVIC MATS MERKEL Editorial Stock Photo - Stock Image | Shutterstock | Shutterstock Editorial](https://editorial01.shutterstock.com/preview-440/4818336s/4c08550b/Shutterstock_4818336s.jpg)
BASTIAN SCHWEINSTEIGER ZLATKO NOVKOVIC MATS MERKEL Editorial Stock Photo - Stock Image | Shutterstock | Shutterstock Editorial
![Three of the four Grand Slams will be won by either Djokovic or Nadal, says tennis consultant and former coach Mats Merkel » FirstSportz Three of the four Grand Slams will be won by either Djokovic or Nadal, says tennis consultant and former coach Mats Merkel » FirstSportz](https://firstsportz.com/wp-content/uploads/2020/12/WhatsApp-Image-2020-12-28-at-2.13.33-PM-1-696x392.jpeg)