Question: can nadal finish number 1?
Answer: Nadal now has 19 Grand Slam titles, one behind Federer's 20, and could tie and pass the Swiss in 2020. Having previously finished at the top in 2008, 2010, 2013 and 2017, Nadal is the first player to hold, lose and regain the year-end No. 1 on four occasions. The Mallorcan is also the first player to finish No.