Rafael Nadal chases a record 21st Grand Slam singles titles, while Serena Williams aims to equal Margaret Court's record of 24 Grand Slam crowns.
each winning four of the next nine majors. Federer's chances of adding a 21st major to his glittering career appear remote, as the Swiss will be 40 in just over two months and last played at Grand Slam tournament in February of last year. To compound matters, he has undergone two knee surgeries since and has played just three matches over the last 15 months.
That leaves the door open for one of Dominic Thiem, Alexander Zverev, Stefanos Tsitsipas and Daniil Medvedev to reach the final. The quartet have long been touted as the natural successors to tennis' Big Three, but Thiem is the only one to have won a major, defeating Zverev in the U.S. Open final last year.