Australian Open marks the first Grand Slam of the tennis season. Much has changed since the most recent Slam, the U.S. Open last summer.Aryna Sabalenka of Belarus, bidding to be the first woman to three-peat in Melbourne since Martina Hingis,

Aryna Sabalenka bids to become the first woman to win three consecutive Australian Open singles titles since Martina Hingis from 1997-99. Sabalenka, seeded first at a Slam for the first time, opened the first Grand Slam of 2025 with consecutive straight-set wins.

Mirra Andreeva is tipped to be a future winner at the majors, but the 17-year-old Russian is looking to the past as she climbs the rankings.

In January 2000, 17 of the WTA top 100 were under 20. In 2025, Mirra Andreeva is the sole teenager — and the last one standing in Melbourne.

Aryna Sabalenka returns as top seed as she seeks a third Australian Open in a row, but faces competition from Iga Swiatek and Coco Gauff

Novak Djokovic and Aryna Sabalenka will step up their bids for tennis history at the Australian Open on Wednesday, where Carlos Alcaraz, Coco Gauff and Naomi Osaka will also be in second-round action.

Then, Rafael Nadal wrote the history of men's tennis, winning his 2nd AO title and his 21st Slam, while Ashleigh Barty won a Slam for the Australian, in Melbourne, after years, in 2022. Then it was the turn of Nole and Sinner, in the last two years, of Sabalenka both in 2023 and 2024.

The 2025 Australian Open is in full swing, and there have already been matches that carry major implications for the season ahead of us. Below are five takeaways from the first two rounds of this year's first Grand Slam.

Defending champion Aryna Sabalenka had to battle hard to beat Denmark's Clara Tauson 7-6 (7/5), 6-4 on Friday and reach the second week of the Australian Open after suffering another bout of the serving jitters.

Aryna Sabalenka has started her bid to become the first woman in a quarter-century to win three consecutive Australian Open titles with a 6-3, 6-2 victory over 2017 U.S. Open champion Sloane Stephens.

The world No. 1 has now won her last 17 matches Down Under—and her last 22 sets—as she edges into the second week after a tense battle with ASB Classic champion Clara Tauson.

Men’s DrawSwiatek, seeded second, was the No. 1 seed at the last 11 consecutive Slams after Ash Barty retired following the 2022 Australian Open.Swiatek has won five French Opens and the 2022 U.S. Open.