Who holds the record for the maximum number of men's single Grand Slam titles?
A
Roy Emerson of Australia
B
Bjorn Borg of Sweden
C
Pete Sarnpras of US
D
Roger Federer of Switzerland
Correct Answer: Roger Federer of Switzerland
Roger Federer has won the most Grand Slam titles, most recently the Australian Open in 2018, with a total of 20. He has also consistently ranked amongst the top tennis players in the ATP Rankings throughout his career.