Novak Djokovic begins his Australian Open title defence against Jeremy Chardy after the draw for the year's first Grand Slam was made on Friday.
World number one Djokovic captured a record-extending eighth title at Melbourne Park last year by beating Dominic Thiem, who is seeded third and faces Mikhail Kukushkin.
Rafael Nadal, seeking a first title at the major since 2009, faces Laslo Djere in his opener.
Reigning women's champion Sofia Kenin will meet wildcard Maddison Inglis.
Top-ranked Ash Barty resumes her quest to become the first homegrown singles winner at the Australian Open since 1978 when the 24-year-old takes on Danka Kovinic.
American Serena Williams, looking to win a record-equalling 24th Grand Slam, meets Laura Siegemund in the opening round while 2019 champion Naomi Osaka faces Anastasia Pavlyuchenkova.
Carlos Alcaraz will miss the Madrid Open for the second consecutive year after withdrawing on Friday with a wrist injury, dealing another blow to the world number two's clay court preparations ahead of his French Open title defence.
Novak Djokovic is still working through the injury problems that forced him to miss recent tournaments in Miami and Monte Carlo and said on Friday that he will not feature at next week's Madrid Open, one of the last stops before the French Open.
Mumbai Indians head coach Mahela Jayawardene has defended Jasprit Bumrah after the struggling pace spearhead went a fifth Indian Premier League match without a wicket in Thursday's seven-wicket defeat by Punjab Kings.
Iranian women's football players Fatemeh Pasandideh and Atefeh Ramezanisadeh thanked the Australian government on Friday for offering a "safe haven" and said they wished to resume their sporting careers after rebuilding their lives.
Ollie Watkins still has hope of making England's World Cup squad despite being dropped for last month's friendlies against Uruguay and Japan, with the Aston Villa forward saying all he can do in the last few weeks of the season is score goals.
Dubai Police, in collaboration with the UAE Ministry of Interior, have arrested an Irish fugitive accused of involvement in an organised criminal group linked to international crimes in his home country.
UAE President His Highness Sheikh Mohamed bin Zayed Al Nahyan has met with His Highness Sheikh Hamad bin Mohammed Al Sharqi, Supreme Council Member and Ruler of Fujairah, to discuss national priorities and the country’s continued development.