In the ongoing Monte Carlo Masters, Jannik Sinner clinched a hard-fought win as Casper Ruud crashed out.
Dimitrov was showing signs of fatigue from his three-hour third-round match earlier in the week and could do little to stop the Spanish world number three, who next faces Argentine Francisco Cerundolo.
The Australian Open men's singles final offers a rematch of the dramatic 2021 French Open final, in which Djokovic came back from two sets down to snatch the title and leave Greek Tsitsipas heartbroken.
Jannik Sinner secured the year-end world number one ranking by beating Czech 30th seed Tomas Machac in the Shanghai Masters semi-finals.
Djokovic unsuccessfully applied to the US government for special permission to play at Indian Wells and Miami.
Tributes poured in after Federer's announcement and Djokovic heaped more praise on the player he shared an enduring rivalry with during his own rise to the top of the men's game.
Novak Djokovic has formally withdrawn from the draw for the Indian Wells tournament, organisers said on Sunday in an indication that the world number one's application for a COVID-19 vaccine waiver to enter the US might have failed.
The German was visibly distraught ahead of the trophy ceremony, appearing emotional as he fought back tears.
Images from Day 4 of the 2024 Australian Open in Melbourne on Wednesday.
Djokovic has won the last three editions of Wimbledon in 2018, 2019 and last year
Djokovic left little doubt that he would also be there trying to win major number 23.
Andrews said lifting Djokovic's ban would be a "slap in the face for those people in Australia who did the right thing (and) got vaccinated."
Djokovic said it had been a friendly conversation.
IMAGES from Day 9 of the US Open, at the USTA Billie Jean King National Tennis Center, Flushing Meadows, New York.
Novak Djokovic's outstanding serving, mighty forehand and all-court defence delivered him a ninth straight win over Stefanos Tsitsipas in their Red Group match.
Learner Tien became the youngest man to reach the Australian Open fourth round in 20 years
World number one Novak Djokovic will be able to compete at the US Open this year after the US government said on Monday it will end its COVID-19 vaccination requirements.
Djokovic has had to deal with suspicion about the severity of his hamstring injury, which he suffered en route to winning the warm-up title in Adelaide.
Novak Djokovic cruised through his first singles match in Australia since being deported last year.
Novak Djokovic said his victory over Stefanos Tsitsipas in Sunday's Australian Open final was the "biggest victory" of his career, as he claimed his 22nd Grand Slam title and won back the hearts of the home fans a year after being deported from the country.
The two cases shocked the tennis world with many fuming at how they were handled by the authorities.
Novak Djokovic said any questions over whether he has genuinely been struggling with a hamstring injury at the Australian Open only give him extra strength and motivation.
Rather than face the prospect of a lengthy ban, with a decision expected by the end of the year, World No 1 Jannik Sinner accepted the three-month suspension which will allow him to return before the French Open.
Novak Djokovic, who is Serbian, was deported from Australia in the leadup to the Grand Slam in January after he declined to be vaccinated.
Novak Djokovic stayed on course as he entered the Wimbledon quarterfinals on Monday.
Djokovic missed the Australian Open after being deported for not having been vaccinated against COVID-19 and will not be allowed to compete at the US Open
Carlos Alcaraz kept his Indian Wells 'three-peat' campaign on track with a straight sets win against Canadian Denis Shapovalov in the third round.
The 35-year-old Serb was sent home from Australia on the eve of last year's event after a row about his COVID-19 vaccination status.
Djokovic also had to contend with hecklers during his second-round win, with one fan attracting his ire in the fourth set after repeatedly making noise while he was preparing to serve.
Nine-times champion Novak Djokovic says there are "positive signs" that his three-year ban on entering Australia will be waived so he can play at the next Australian Open in January.
Nadal was much more than a claycourt bully, though. He spent more than 900 successive weeks from 2005 in the ATP's top 10, 209 of them at number one and at the age of 24 became the youngest player to complete the career Grand Slam.
Djokovic struggled to find his range early in the contest as Spaniard Davidovich Fokina raced to lead
Tennis star Novak Djokovic's bid to win a record-breaking 21 men's Grand Slam titles at the Australian Open ended on Sunday with a court decision to uphold the government's cancellation of his visa.
Novak Djokovic won a record-extending 10th Australian Open crown, beating Stefanos Tsitsipas in a generational clash in the men's singles final, at Melbourne Park, on Sunday.
Tennis strategy analyst O'Shannessy, who was a part of Djokovic's team for both times the two players met, reveals...
IMAGES from Day 1 of all the action from the Wimbledon Championships played at the All England Lawn Tennis and Croquet Club, London, on Monday.
IMAGES from all the action on Day 7 of the US Open played at the USTA Billie Jean King Tennis Center at Flushing Meadows in New York on Sunday.
Though having won the French Open and a second Wimbledon crown last year with his previous serving action, Alcaraz was unhappy with its accuracy and overall strain on the body.
Here is a quick glance of all the highs and lows from Nadal's stupendous career:
Nagal's career maintained an upward spike when he became the 10th player from India to break into top 100 in ATP rankings.