Serbian Novak Djokovic maintians his number one on the rankings making it his 20th week as world number one on Monday as the clay season gets underway, while Japanese star Naomi Osaka maintained a slender lead over Romanian Simona Halep at the top of the WTA rankings.

Novak Djokovic s almost 2,500 points ahead of Rafael Nadal while third-placed Alexander Zverev will hope to pick up points at the Marrakech claycourt event this week when Britain’s Kyle Edmund will hope to make moves to regain his place in the top 20.

Osaka now sits 185 points ahead of Halep, with Czech pair Petra Kvitova and Karolina Pliskova in third and fourth.