Kyrgios did not face a single break point and hit 18 aces, including two to close out the final.
That is Murray's 46th ATP title.
US Open, the final Grand Slam of the season, starts Monday, August 28, at Flushing Meadows in New York.
Djokovic received severe backlash for organising the tournament with an audience amid the pandemic.
Melbourne man McNamara won five singles titles and 19 in doubles and teamed up with compatriot Paul McNamee to win the Australian Open doubles in 1979 and Wimbledon twice in 1980 and 1982.
Serena Williams' coach Patrick Mouratoglou has called on tennis governing bodies to come together and devise a way of helping lower level professionals struggling financially due to the coronavirus shutdown. The tennis season was halted in early March due to the pandemic, leaving players in the lower tiers who solely depend on tournament winnings without the opportunity to earn a living.
Serena Williams crashed out of the US Open after losing in the semi-final to Karolina Pliskova costing her a shot at a 23rd Grand Slam title and resulted in her losing her record 187th straight week at number one.
For the second straight year Serena Williams saw her bid for a seventh U.S. Open title halted in the semi-finals with a 6-2 7-6(5) loss to Karolina Pliskova on Thursday that also ended her long reign as world number one.
She should win her place thanks to good results, says Radwanska
Petra Kvitova takes on Naomi Osaka in Saturday's Australian Open final with one of them set to emerge as a fresh champion at Melbourne Park.
India will host its first WTA tournament in five years when the city of Mumbai stages a $ 125,000 event in November, giving home players an opportunity to compete with the world's top-50.
Former Wimbledon champion Marion Bartoli just wants to enjoy herself and play big matches when she returns to competitive tennis in March after more than four years in retirement.
Summary of sports events and persons who made news on Friday
Wimbledon organisers will announce the cancellation of the grasscourt Grand Slam this week due to the coronavirus pandemic, German Tennis Federation (DTB) vice-president Dirk Hordorff told Sky Sports. All England Lawn Tennis Club (AELTC) officials earlier said the June 29-July 12 event would not be played behind closed doors and postponement was not without significant risk and difficulty.
The tournament is the first in five months since the Tour was suspended due to the COVID-19 pandemic and Martic said she felt the effects of not playing competitive tennis for so long.
Photos from Day 1 of the Australian Open matches played at Melbourne Park on Monday
Sloane Stephens was keen to swat away any references to a controversial clash against Victoria Azarenka at last year's Australian Open as the American advanced to a possible fourth-round clash against the two-times champion on Monday.
The French Tennis Federation, in a surprise move, switched the claycourt Grand Slam tournament to Sept. 20-Oct. 4 from its May start due to the novel coronavirus outbreak. The new Roland Garros dates clashed with the Sept. 25-27 Laver Cup. The tournament will now be held from Sept. 24-26 in 2021.
The United States Tennis Association will hold the US Open this year without fans amid the COVID-19 outbreak even though some top players have expressed concerns about attending the tournament due to the virus, according to multiple reports.
World TeamTennis, an innovative mixed-gender professional tennis league, will start from July 5 at the Greenbrier, West Virginia, and up to 500 fans will be allowed to attend matches during its three-week season, tournament organisers said on Tuesday. WTT said it would adhere to all health and safety protocols required by authorities to ensure the well-being of its players, coaches and essential staff amid the COVID-19 pandemic.
Sania ousted from Qatar Total Open.
The absence of expectant mother Serena Williams and a failure by any of the other top women to produce the kind of dominance the American seven-times champion has consistently delivered makes this year's Wimbledon the most open in years.
Russia's Daniil Medvedev remarkably reached his ninth final of the season as he defeated Stefanos Tsitsipas 7-6(5), 7-5 at the Shanghai Masters on Saturday.
World number one Serena Williams was at her lethal best as she crushed Romanian Simona Halep 6-0, 6-4 to romp into the semi-finals of the Western and Southern Open on Friday.
'So I'm just going to try to enjoy myself. To be back on the court right now is really just a privilege without thinking about any results or any goals or focused on numbers or anything else'
The Swiss great is looking to win a 102nd tour-level trophy and move closer to Jimmy Connors' record of 109.
A summary of Tuesday's action at the US Open.
AITA said it had come up with an intermediate plan with the support of the country's government to reduce some of the pain for the lower-level professionals. India is currently in lockdown till May 3 and it was assumed that travel restrictions would be lifted in the next two months, the AITA said.
The Frenchman, seeded five, had no answer to left-hander Muller's swinging serve as he bowed out 6-4, 6-4.
Jelena Jankovic teamed up with men's world number one Djokovic at his tennis complex in Serbia's capital and beat the duo of Serbia's Davis Cup captain Nenad Zimonjic and 19-year-old prospect Olga Danilovic 7-6 in a mixed doubles contest.
The ambitious Champions Tennis League (CTL) suffered a major setback when World No.10 David Ferrer pulled out of the event on Monday, citing 'health issues'.
The professional tennis circuit, which requires players to jet around the world, was forced into shutdown in early March as countries went into lockdown and closed their borders to contain the spread of the novel coronavirus.
The retired American ace said women were willing to play five-set matches but used the entertainment industry to highlight her stance that athletes will get paid the same regardless of the duration of the matches.
Seven-times champion Serena Williams and Germany's Angelique Kerber will clash in the Ladies singles final at Wimbledon after registering easy victories in the semi-finals on Thursday. While Serena had things her way in a 6-2, 6-4 demolition of Germany's Julia Georges, Kerber beat Latvia's Jelena Ostapenko 6-3, 6-3.
Rohan Bopanna teamed up with Canada's Denis Shapovalov to enter the quarter-finals of the Rotterdam Open
Italian Bracciali banned for life, Starace for 10 years
World No 1 Serena Williams fought her way to a 7-5, 7-5 win over defending champion Li Na to reach the final of the Western and Southern Open on Saturday and close in on one of the few titles to elude her.
Serena Williams is third on the list of female Grand Slam title winners. She is one of only five women, after Maureen Connolly, Margaret Court, Martina Navratilova and Steffi Graf, to hold all four Grand Slam titles at same time.
Sofia Kenin lifted her first Grand Slam trophy in Melbourne at the start of the year and then added a WTA title in Lyon, days before the circuit came to a halt due to the novel coronavirus pandemic.
World number one Ash Barty delighted the Memorial Drive crowd by breezing through to the Adelaide International semi-finals with a comfortable 6-3, 6-4 victory over Sofia Kenin on Friday.