Following are facts and records ahead of the 109th edition of the Australian Open, which begins on Monday:

Factbox: Penpix of the top women's contenders at the Australian Open  Reuters

U.S. Open champion Naomi Osaka extended her winning streak to 13 matches on Wednesday but only after riding out a stiff challenge from Katie Boulter to beat the Briton 3-6 6-3 6-1 and reach the quarter-finals of the Gippsland Trophy.

Find the best new products from The North Face VECTIV collection to Covergirl's new beauty products, Serena Williams collaboration with Away and more.

Coco Gauff was rusty on serve and struggled to produce her best tennis but the American prodigy prevailed 6-3 6-7(6) 7-6(5) over Swiss Jil Teichmann to reach the second round of the Gippsland Trophy in Melbourne on Monday.

Former world number one Venus Williams produced a vintage display to outclass Netherlands' Arantxa Rus in straight sets and storm into the second round of the Yarra Valley Classic as a packed week of Australian Open warm-up events kicked off on Sunday.

With quarantine over for almost all of the tennis players who have travelled to Melbourne for the Australian Open, the preparations begin in earnest when a packed week of warm-up events gets underway on Sunday.

Australia's world number one Ash Barty was delighted to return to competing again after 11 months on Friday although her comeback in Adelaide ended on a losing note against Simona Halep of Romania.

Former world number six Carla Suarez Navarro said she dreams of a return to competitive action following cancer treatment and this year's Tokyo Olympics would be the perfect stage to call time on her career.

They have spent 14 days in isolation under anti-Covid measures that have drawn criticism and praise.

The Adelaide exhibition event involving the world's best players got off to an underwhelming start on Friday when world number one Novak Djokovic pulled out of his match against Jannik Sinner.

Novak Djokovic had a stroll in the park and Serena Williams took her daughter to the zoo as the world's top tennis players made the most of their freedom after 14 days of quarantine ahead of the Australian Open on Friday.

Serena Williams knows what makes good luggage. Last March, she teamed up with Away for her first luggage collection. This year, she's at it again: Williams is launching her second collaboration with Away on January 28.

Japan's three-times Grand Slam tennis champion Naomi Osaka has invested in National Women's Soccer League (NWSL) team North Carolina Courage to become a team owner, the U.S. top-flight club said on Thursday.

Serena Williams plays with her daughter, Ken Jennings gets trolled, and Bernie Sanders, the fashion icon? These are the must-watch videos of the week.

World number three Dominic Thiem said there is no great advantage for players self-isolating in Adelaide compared to conditions in Melbourne where the vast majority are serving the 14-day quarantine requirement ahead of the Australian Open.

Will feature in a star-studded exhibition in Adelaide this month

World number one Ash Barty will join Serena Williams, Rafa Nadal and Novak Djokovic in playing a pre-Australian Open exhibition event in Adelaide at the end of the month, organisers confirmed on Thursday.

Having flown in for the Australian Open, athletes are now training in their rooms and complaining about meals.

Tennis Australia says Grand Slam will begin on February 8 despite anger from players forced into hard quarantine.

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World number one Ash Barty will return to competitive tennis after a lengthy hiatus due to the COVID-19 pandemic when she headlines two WTA tournaments in Melbourne ahead of the Australian Open, organisers said on Thursday.

World number one Ash Barty will return to competitive tennis after a lengthy hiatus due to the COVID-19 pandemic when she headlines two WTA tournaments in Melbourne ahead of the Australian Open, organisers said on Thursday.

RT @tezilyas: That’s Serena Williams and LeBron James, arguably the two greatest American athletes of the 21st Century, fawning over THE gr…

RT @tezilyas: That’s Serena Williams and LeBron James, arguably the two greatest American athletes of the 21st Century, fawning over THE gr…

RT @BastienFachan: Serena Williams’ reaction to Messi’s game winner is everything https://t.co/cz2pAdXcUE

RT @ChaaliiyKay: Serena Williams on IG: https://t.co/3WaLY7FIHj

RT @ChaaliiyKay: Serena Williams on IG: https://t.co/3WaLY7FIHj

RT @BastienFachan: Serena Williams’ reaction to Messi’s game winner is everything https://t.co/cz2pAdXcUE

RT @WilcoFtbl: Lebron James, Tom Brady, Serena Williams and even Kardashians in the crowd. All to watch Messi. Then he does this… In add…

RT @ChaaliiyKay: Serena Williams on IG: https://t.co/3WaLY7FIHj

RT @CFCMod_: Lebron James, Tom Brady, Serena Williams and Kim Kardashian all fanboying and trying to get a glimpse of the greatest of all t…

RT @CFCMod_: Lebron James, Tom Brady, Serena Williams and Kim Kardashian all fanboying and trying to get a glimpse of the greatest of all t…

RT @MenInBlazers: MESSI GOAL reax from Serena Williams, Kim Kardashian and the Beckhams. Serena with legit 'GOAT Recognize GOAT' response.…

RT @ChaaliiyKay: Serena Williams on IG: https://t.co/3WaLY7FIHj

RT @CFCMod_: Lebron James, Tom Brady, Serena Williams and Kim Kardashian all fanboying and trying to get a glimpse of the greatest of all t…

RT @ChaaliiyKay: Serena Williams on IG: https://t.co/3WaLY7FIHj

RT @JohyanCruyff: Serena Williams’s reaction is going to be the reaction of the rest of the world waking up to see what Messi has done htt…

RT @BastienFachan: Serena Williams’ reaction to Messi’s game winner is everything https://t.co/cz2pAdXcUE

RT @goleadadazoeira: NO MESMO VIDEO TEM BECKHAM, MESSI, LEBRON E SERENA WILLIAMS https://t.co/fQTO5slVKL

Lionel Messi. Lewis Hamilton. Serena Williams. Tiger Woods. The greatest athletes in their discipline. Ever.

RT @CFCMod_: Lebron James, Tom Brady, Serena Williams and Kim Kardashian all fanboying and trying to get a glimpse of the greatest of all t…

RT @Tennis: Throughout her storied tennis career, @serenawilliams produced countless jaw-dropping shots. On Friday night, it was time for…

RT @CFCMod_: Lebron James, Tom Brady, Serena Williams and Kim Kardashian all fanboying and trying to get a glimpse of the greatest of all t…

RT @ChaaliiyKay: Serena Williams on IG: https://t.co/3WaLY7FIHj

RT @footballacca: Lebron James, Tom Brady, Serena Williams and Kim Kardashian all fanboying and trying to get a glimpse of the greatest of…

RT @BastienFachan: Serena Williams’ reaction to Messi’s game winner is everything https://t.co/cz2pAdXcUE

RT @ChaaliiyKay: Serena Williams on IG: https://t.co/3WaLY7FIHj

RT @CFCMod_: Lebron James, Tom Brady, Serena Williams and Kim Kardashian all fanboying and trying to get a glimpse of the greatest of all t…

RT @Kitan880: Messi scored a last-minute free-kick winner on his Inter-Miami debut in front of Kim Kadarshian, LeBron James, and Serena Wil…

RT @CFCMod_: Lebron James, Tom Brady, Serena Williams and Kim Kardashian all fanboying and trying to get a glimpse of the greatest of all t…

RT @BastienFachan: Serena Williams’ reaction to Messi’s game winner is everything https://t.co/cz2pAdXcUE

RT @redsteeze: It's kind of funny that when you google "outspoken female athletes" Riley Gaines appears with Serena Williams and Billie Jea…

RT @Kitan880: Messi scored a last-minute free-kick winner on his Inter-Miami debut in front of Kim Kadarshian, LeBron James, and Serena Wil…

RT @CFCMod_: Lebron James, Tom Brady, Serena Williams and Kim Kardashian all fanboying and trying to get a glimpse of the greatest of all t…

RT @Kitan880: Messi scored a last-minute free-kick winner on his Inter-Miami debut in front of Kim Kadarshian, LeBron James, and Serena Wil…

RT @SivanJohn_: Messi didn't need that much of time to settle in Miami, scoring the beauty on his debut. Just look at the reaction from K…

RT @BastienFachan: Serena Williams’ reaction to Messi’s game winner is everything https://t.co/cz2pAdXcUE

RT @Kitan880: Messi scored a last-minute free-kick winner on his Inter-Miami debut in front of Kim Kadarshian, LeBron James, and Serena Wil…

RT @Kitan880: Messi scored a last-minute free-kick winner on his Inter-Miami debut in front of Kim Kadarshian, LeBron James, and Serena Wil…

RT @ChaaliiyKay: Serena Williams on IG: https://t.co/3WaLY7FIHj

RT @CFCMod_: Lebron James, Tom Brady, Serena Williams and Kim Kardashian all fanboying and trying to get a glimpse of the greatest of all t…

RT @ChaaliiyKay: Serena Williams on IG: https://t.co/3WaLY7FIHj