Rafael Nadal will become the first man to win 21 Grand Slam titles if he defeats the Russian in Melbourne.
Italy's Sinner and Spain's Alcaraz have won two Grand Slams each this year, with Alcaraz beating Sinner in closely fought clashes at the French Open semi-finals and the China Open final.
How Nadal surpassed the haul of Roger Federer and Novak Djokovic.
Sinner, Alcaraz will keep tennis' flag flying: Shastri
Nadal appeared close to retiring mid-match on Wednesday on Centre Court but he found the will to beat Fritz
With world number four Ruud already assured of a semi-final berth the match was in reality a dead rubber.
Jannik Sinner spearheaded Italy's charge towards a second successive Davis Cup title with a 2-0 victory over the Netherlands in the final at the southern Spanish city of Malaga on Sunday.
Rafael Nadal is the oldest title winner in the history of the clay-court tournament.
Nadal fought from two sets down to defeat Medvedev in a five-set thriller at Rod Laver Arena.
Images from Day 3 of the 2023 Australian Open at Melbourne Park on Wednesday.
Rafael Nadal said he would love to keep playing long enough for his son to remember him on court, though the 22-time Grand Slam champion concedes time is not on his side.
Nadal has won the Australian and the French Open back-to-back and has the chance to become the first man to win all four majors in the same year
'What a heart, what a mindset, what guts, what everything, what a REFERENCE you are! I'm at your feet!'
Nadal to make injury return at Madrid Open
Images from Day 6 at the French Open, at Roland Garros, in Paris, on Friday.
Zverev twisted his ankle as he tried to retrieve a shot in the 12th game of the second set
Nadal was able to see the funny side and kept on laughing.
A summary of Thursday's action at the US Open.
Jabeur advances to first WTA 100 final in Madrid in style.
Novak Djokovic, who won Wimbledon to take his major singles titles to 21, has opted not to be vaccinated against COVID-19. He said on Thursday he could not fly to New York for the year's final Grand Slam.
World No 1 Djokovic on Sunday won his sixth Wimbledon title. With this win, Djokovic now has 20 Grand Slams to his name and he is now equal with Swiss tennis maestro Roger Federer and Nadal.
Singles wins for Botic Van de Zandschulp and Tallon Griekspoor sparked a party amongst an army of orange-clad Dutch fans inside the Jose Maria Martin Carpena arena.
Denis Shapovalov said his Australian Open quarter-final opponent Rafael Nadal "100%" receives preferential treatment from officials and benefited from favouritism during the Spaniard's five-set victory on Tuesday.
Nadal struggled with the problem in the build-up to the year's first Grand Slam
Images from Day 1 of the 2023 Australian Open at Melbourne Park on Monday.
Rafael Nadal beat new world number one Daniil Medvedev 6-3, 6-3 in a rematch of their Australian Open clash to storm into the final of the ATP 500 event in Acapulco on Friday.
Nadal said he did not expect to go all the way at Melbourne Park
Images from the French Open quarter-final between Rafael Nadal and Novak Djokovic at Roland Garros on Tuesday.
Nadal has traditionally started his French Open campaigns with at least one claycourt title under his belt but this year got to the French capital empty-handed.
'He told me that (I had) a great run, and I told him again, 'bravo'.'
Novak Djokovic said the pursuit of Olympic gold left him without much in the tank for his US Open title defence.
A defiant Rafael Nadal won an all-Spanish clash of the generations taming teenager Carlos Alcaraz 6-4, 4-6, 6-3 to stretch his winning run to 20 matches on Saturday and clinch a place in the Indian Wells final. He will take on American Taylor Fritz in Sunday's championship in the California desert where a victory would see the 35-year-old equal Novak Djokovic's record of 37 ATP Masters 1000 titles.
Top seed Rafael Nadal beat American qualifier Maxime Cressy 7-6(6), 6-3 to win the Melbourne Summer Set 1 ATP 250 event and build up momentum heading into the Australian Open.
Alcaraz has been seen as fellow Spaniard Rafael Nadal's successor on the Paris clay.
'I think I played a great first set, one of the best of the claycourt season, in my opinion. No mistakes, high intensity, winners, playing long'.
Frances Tiafoe said his days of flying under the radar were over
Daniil Medvedev will play Rafael Nadal for the Australian Open title on Sunday after a stirring victory over Greek fourth seed Stefanos Tsitsipas in the semi-final on Friday.
Medvedev squandered a two-set lead against Nadal in their previous meeting in the Melbourne final in January, allowing the Spaniard to clinch his 21st Grand Slam title.
Nadal was the favourite and top seed having lifted the Barcelona Open trophy last month but played below par on a sweltering spring day.
Nadal had a solid start, but the 35-year-old struggled physically towards the end of the contest