Nadal has played 10 tournaments thus far in 2017 - winning four titles.
Nadal and Federer have won a combined seven titles this season including two Grand Slams.
Nadal has made seven finals and won four titles thus far in 2017.
Paul Annacone, who also worked with Pete Sampras, will join Swiss' coaching team for grass-court swing.
Spaniard won his 10th French Open crowd by beating Stanislas Wawrinka.
Rafael Nadal's win at the French Open has taken him to number two in the ATP rankings.
Federer is expected to return to action at the start of the grass-court season on 14 June.
Sharapova will miss the entire grass-court calendar.
Defending champion knocked out of French Open by Dominic Thiem.
Despite security concerns, the tennis duo will feature at SW19.
Andy Murray is currently in the round of 16 of the French Open as he looks to turn his year around.
Roger Federer has won three titles and is 19-1 in 2017 so far.
The 2017 edition of world's biggest tennis contest is due to begin on 3 July at the All England Club.
Two-time SW19 champion has yet to decide if she will make her return at the French Open next week.
Nadal will play Wimbledon and is not planning a mid-season break like Federer.
The 30-year-old will instead try to progress through three rounds of qualifying.
Mark Petchey says the summer season can help inspire a revival from the world number one.
The 18-time major champion's withdrawal from Roland Garros not a surprise says Australian doubles legend.
Russian triumphs 6-4, 6-2 at Italian Open to set up second-round meeting with Mirjana Lucic-Baroni.
Nastase is currently under investigation for his comments on Serena Williams last month.
Konta recently won the Miami Open and climbed to number 7 in the world rankings.
Two-time runner-up at SW19 prohibited from entering the grounds amid ITF suspension.