Sharapova will be free to play at the end of April 2017 when her doping ban ends.
Federer, Nadal, Djokovic and Murray have won among them 49 of the 56 Grand Slam titles since 2004.
Federer is playing for the first time since his won the 2017 Australian Open.
Federer and Murray will make their return to tennis since the 2017 Australian Open.
Wawrinka and Dimitrov join Rafael Nadal and Andy Murray in the tournament.
Toni Nadal announced recently that 2017 will be his last as Nadal's head coach.
Djokovic dropped to number two in the rankings at the end of 2016.
Dimitrov has already played 18 matches in 2017.
Nadal made the final of a Grand Slam for the first time since the French Open in 2014.
Murray lost in the fourth round of the Australian Open against Mischa Zverev.
Rafael Nadal was runner-up in the recently concluded Australian Open.
Federer beat Nadal to lift his 18h Grand Slam title in Australia.
Federer and Nadal faced off for the ninth time in a Grand Slam final at the 2017 Australian Open.
Evans recorded his best result in a Grand Slam event by making it to the fourth round.
Defending women's champion Angelique Kerber also falls to Coco Vandeweghe on eventful day seven.
Andy Murray is a five-time beaten finalist at the Australian Open.
Konta could face Serena Williams in the quarter-finals if both win their fourth round matches.
Murray will face Germany's Mischa Zverev in the fourth round.
Murray's main rival for the Australian Open title Novak Djokovic was knocked out in the second round.
Nick Kyrgios exits Australian Open in the second round after blowing two-set lead over Andreas Seppi.
Murray and Rublev are facing each other for the first time.
Murray made to toil in 7-5, 7-6, 6-2 straight sets win over Marchenko.