Read the full match report here.
12:10 CET - What a colossal victory for Madison Keys (29) who raised her level when it mattered most at the end of the deciding set to secure the biggest win of her career.
The title completes a remarkable fortnight for the American, having beaten Elena Rybakina (25) and Iga Swiatek (23) en route to the final, while two-time defending champion Aryna Sabalenka (26) misses out on a historic 'three-peat' down under.
11:48 CET - Madison Keys (29) has won her maiden Grand Slam title!
The 19th-seeded American is the champion in Melbourne after a superb 6-3, 2-6, 7-5 victory over world number one Aryna Sabalenka (26).
11:42 CET - Both players are continuing to hold their nerve with the scores locked at 5-5 in the decider. Could we be heading for a tie-break?
11:24 CET - Five holds of serve to start the third set as Madison Keys (29) edges into a 3-2 lead over Aryna Sabalenka (26). Who's going to blink first?
11:10 CET - We're heading to a decider! Aryna Sabalenka's (26) hopes of a historic 'three-peat' are well and truly alive in Melbourne, with the top seed racing through the second set to take it 6-2.
The Belarusian capitalised on a slight drop-off from Madison Keys (29) while significantly raising her first serve percentage to 83%, setting up a fascinating final-set showdown on Rod Laver Arena.
10:47 CET - A champion's response from Aryna Sabalenka (26), who has upped the ante at the start of the second set to break Madison Keys (29) and lead 3-1.
10:22 CET - Wow. Madison Keys (29) is just one set away from her maiden Grand Slam title after blowing Aryna Sabalenka (26) away in the first set, taking it 6-3 in just 36 minutes.
Keys has looked in imperious form, using her heavy-hitting groundstrokes to take control of rallies, while Sabalenka has struggled to find any kind of rhythm in her game, especially on serve.
Can the American carry her momentum into the second set or will the two-time defending champion mount a comeback?
10:05 CET - It's been a mightily impressive start for Madison Keys (29), with the American breaking Aryna Sabalenka (26) twice early on to surge into a 4-1 lead.
The Belarusian has looked jittery on serve, making a number of double faults, while Keys has been assured from the back of the court.
09:38 CET - The two players have just walked out to a rapturous reception on the Rod Laver Arena, meaning we're about five minutes away from play getting underway.
Buckle up and enjoy!
08:40 CET - Aryna Sabalenka (26) and Madison Keys (29) have met five times before, with the Belarusian leading the head-to-head 4-1.
Their most recent meeting came in Beijing at the end of 2024 with Sabalenka winning in straight sets.
08:05 CET - Aryna Sabalenka (26), who has won 33 of her last 34 matches at hard-court majors, is targeting a historic ‘three-peat’ in Melbourne after claiming the title in both 2023 and 2024.
What’s more, the top-seeded Belarusian is looking to become the first woman to win three successive Australian Opens this century.
As for Madison Keys (29), the American is targeting her maiden Grand Slam title, having lost her only previous major final to Sloane Stephens (31) at the US Open in 2017.
The 29-year-old has enjoyed a remarkable run to the final, seeing off Elena Rybakina (25) and Elina Svitolina (30) before an epic three-set triumph over Iga Swiatek (23) in the semi-finals.
07:30 CET - Good morning and welcome to our coverage of the 2025 Australian Open women’s singles final between Aryna Sabalenka (26) and Madison Keys (29)!
With the showpiece event due to get underway in a couple of hours at 09:30 CET, check out our very own video preview while you wait.