- Tag results for Rafael Nadal
Federer's straightforward victory in 71 minutes marked his 17th straight on the grass dating to June, 2017, when he lost in Stuttgart to Tommy Haas.
According to the ATP, Federer has to win a record 10th Halle crown if he is to enter Wimbledon on the top world ranking.
Roger Federer overtook Rafael Nadal as world number one with a 6-4, 7-6(3) victory over Milos Raonic in Stuttgart Open.
Roger Federer staged a comeback over Nick Kyrgios to reach the Stuttgart Cup final and take back the world number one ranking.
Rafael Nadal, fresh from his 11th Roland Garros title last week, on Saturday waved the flag to start compatriot Fernando Alonso and the other 59 cars in the 24 Hours of Le Mans.
Roger Federer won his 19th match from 21 played this season as his Wimbledon buildup continues on track.
Federer two shook off the rust against Mischa Zverev after a poor start, breaking twice in the second and third sets to earn victory in 93 minutes.
Nadal is drained after playing 27 matches on clay over the last two months and, after consulting with his medical team.
Nadal said he needs to see how his body recovers after a long clay court campaign culminated in an 11th French Open title.
Federer is beginning his grass season in Stuttgart for the third consecutive year after reaching the 2016 semi-finals where he lost to Thiem.
Rafael Nadal's victory on Sunday meant that the last seven Slams have been shared between players who are 30 and over.
Rafael Nadal is 100 points ahead of Roger Federer going into the grasscourt season where the Swiss will be looking to close the gap.
The Spaniard remains philosophical about the rest of his career which has so far yielded 17 majors, 79 titles in total as well as more than USD 100 million in prize money.
Nadal is now coached by former French Open champion Carlos Moya. That did not prevent his uncle from delivering some tactical advice ahead of the final.
Rafael Nadal won his 11th French Open title on Sunday when he defeated Dominic Thiem in the final.