Spanish left-hander played in men's doubles 24 hours after withdrawing from singles match.
The Spaniard hinted that his, Federer and Djokovic's success will be hard for the new crop to match.
A total of eight players have retired from Wimbledon so far.
Nadal and Federer have played each other 3 times this year with the Swiss master winning on all 3 occasions.
Federer was in complete control before injury forced Dolgopolov to retire.
Mark Philippoussis, Marat Safin, Andy Roddick and Andre Agassi reflect on their Federer encounters.
Tennis' big four have been struggling with various issues in recent months.
World number one, bothered by a persistent hip issue, lands in the same half of the draw as Rafael Nadal.
The world number one is struggling with a hip injury ahead of the third major of the year.
Federer has won four titles in the calendar year so far and is a favourite for Wimbledon.
High-profile quartet secure top four seeds at a grand slam for the first time in three years.
The former tennis player does not expect to see a surprise winner at SW19 this year.
Nadal comes into Wimbledon having won his 10th French Open title.
18-time Grand Slam winner cemented third seed for SW19 by thrashing Alexander Zverev in Halle.
Federer won his 9th Halle Open title and is currently 24-2 in the calendar year.
Federer will be looking for his fourth title in the calendar year.
Federer is currently preparing for Wimbledon at the Halle Open.
Swiss to avoid that heavyweight trio until semi-finals at SW19 after defeating Mischa Zverev in Halle.
Laver also spoke about which young player impresses him the most.
'No one has said a word about one of the biggest money collectors: Federer,' Blatter said.
British star's Wimbledon preparations took a big hit with shock first-round defeat to Jordan Thompson.
Federer is currently 19-2 in the calendar year and is expected to win Wimbledon.