Two-time Wimbledon winner Andy Murray has lost his status as Britain’s number one for the first time since 2006 after he was overtaken by Kyle Edmund in the ATP rankings released on Monday.
Edmund has moved up to 24th place as he reaps the benefit of reaching the Australian Open semi-finals, while former world number one Murray, out injured since January and recovering from a hip operation, drops eight places to 29th.
Juan Martin del Potro moves up one place to eighth after he beat big-serving Kevin Anderson 6-4, 6-4 to win the Mexican Open on Sunday.
Latest Top ATP Tour rankings:
Roger Federer (SUI) 10 060 pts
Rafael Nadal (ESP) 9 460
Marin Cilic (CRO) 4 870
Grigor Dimitrov (BUL) 4 635
Alexander Zverev (GER) 4 540
Dominic Thiem (AUT) 3 810
David Goffin (BEL) 3 280
Juan Martn Del Potro (ARG) 3 200
Kevin Anderson (RSA) 3 080
Jack Sock (USA) 2 650.