Nadal has been installed as favourite to win the French Open in 2017 owing to his current form on clay.
Nadal picked up his second title of 2017 at the Barcelona Open on Sunday (30 April).
Federer will return to action at Roland Garros after an eight-week break.
Anthony Joshua produces heroic display to stop Wladimir Klitschko at Wembley Stadium.
Federer had previously expressed doubts on whether he should skip the clay season.
Kyrgios has beaten Djokovic twice already this season but is yet to win a title in 2017.
Federer is set to miss the clay court tournaments in Monte Carlo, Barcelona, Madrid and Rome this season.
Djokovic has failed to make it past the quarter-finals in his last four tournaments.
Federer has recorded three consecutive wins over Nadal for the first time since their rivalry began in 2004.
Federer has won three of the four tournaments he has played in 2017.
Bogdan Obradovic believes the rejuvenated Federer can give Djokovic some advice.
Giorgio di Palermo believes Federer and Nadal have made fans love the game and will keep following it.
Federer is on an eight-week break from the ATP Tour after winning three titles in his first four tournaments.
Becker also said the French Open will be 'extremely exciting' this year.
Federer has taken an eight-week break after his Miami Masters win.
Federer has made his best start to a season since 2006 winning three titles thus far.
Nadal has made three finals in 2017 but is yet to win a title having lost two finals to Federer.
World number one faces Giles Muller in first match for five weeks in the principality.
Nadal has had serious knee injuries during the course of his career.
Federer has made his best start to a season since 2006, winning three of the four tournaments entered.
Federer had previously revealed that he would take a 10-week break before playing in Roland Garros.
Roger Federer has won three of the four tournaments he has played in 2017.