In the latest ATP rankings released today, Rafael Nadal climbed one place to fourth in the world on the strength of his Madrid Masters win. Dominic Thiem's reward for making the Madrid tournament final was a two-place move to seventh. Nadal was last ranked fourth in October last year.The highest mover of the week was Borna Coric, who jumped 18 places to 41st after his quarter-final appearance in the Spanish capital.Andy Murray topped the rankings, followed by Novak Djokovic, Stan Wawrinka, Rafael Nadal and Roger Federer. In Women's rankings, Angelique Kerber displaced Serena Williams at the top.Kerber had assured her place as world number one by her performances in the Madrid Open last week. Karolina Pliskova is at number three. She is followed by Simona Halep and Dominika Cibulkova. Venus Williams is ranked 12.