The 2018 Australian Open was a tennis tournament played at Melbourne Park between 15 and 28 January 2018, and was the first Grand Slam tournament of the 2018 season. The tournament consisted of events for professional players in singles, doubles and mixed doubles. Junior and wheelchair players compete in singles and doubles tournaments. Roger Federer was the defending champion in the men's singles event and successfully retained his title (his sixth), his then record twentieth Grand Slam major overall, defeating Marin Čilić in the final, while Caroline Wozniacki won the women's title, defeating Simona Halep in the final to win her first Grand Slam.

The tournament was the 106th edition of the event (the 50th edition of the Open Era). Additionally, it was the 200th Major tournament of the Open Era. It also marked the 30th anniversary of the Australian Open moving from the Kooyong Tennis Club to Melbourne Park. The tournament had a record attendance of 743,667 spectators.

Tournament

The 2018 Australian Open was the 106th edition of the tournament and was held at Melbourne Park in Melbourne, Victoria, Australia.

The tournament was run by the International Tennis Federation (ITF) and was part of the 2018 ATP World Tour and the 2018 WTA Tour calendars under the Grand Slam category. The tournament consisted of both men's and women's singles and doubles draws as well as a mixed doubles event. There were singles and doubles events for both boys and girls (players under 18), which were part of the Grade A category of tournaments, and also singles, doubles and quad events for men's and women's wheelchair tennis players as part of the NEC tour under the Grand Slam category.

The tournament was played on hard courts over a series of 25 courts, including the three main show courts: Rod Laver Arena, Hisense Arena and Margaret Court Arena.

Point and prize money distribution

Point distribution Below is a series of tables for each of the competitions showing the ranking points offered for each event.

Senior points EventWFSFQFRound of 16Round of 32Round of 64Round of 128QQ3Q2Q1Men's singles20001200720360180904510251680Men's doubles0 13007804302401307010403020210

Junior points EventWFSFQFRound of 16Round of 32QQ3Boys' singles1000600370200100453020Girls' singlesBoys' doubles75045027515075Girls' doubles

Prize money The Australian Open total prize money for 2018 was increased by 10% to a tournament record A$55,000,000.

EventWFSFQFRound of 16Round of 32Round of 64Q3Q2Q1SinglesA$4,000,000A$2,000,000A$880,000A$440,000A$240,000A$142,500A$90,000A$60,000A$30,000A$15,000A$7,500Doubles *A$750,000A$375,000A$185,000A$90,000A$45,000A$22,500A$14,000Mixed doubles *A$160,000A$80,000A$40,000A$20,000A$10,000A$5,000 1Qualifiers prize money was also the Round of 128 prize money. *per team

Singles players 2018 Australian Open – Men's singles Champion Runner-up Roger Federer Marin Čilić Semifinals out Kyle Edmund Chung Hyeon Quarterfinals out Rafael Nadal Grigor Dimitrov Tennys Sandgren Tomáš Berdych 4th round out Diego Schwartzman Pablo Carreño Busta Nick Kyrgios Andreas Seppi Dominic Thiem Novak Djokovic Fabio Fognini Márton Fucsovics 3rd round out Damir Džumhur Alexandr Dolgopolov Gilles Müller Ryan Harrison Andrey Rublev Jo-Wilfried Tsonga Nikoloz Basilashvili Ivo Karlović Adrian Mannarino Maximilian Marterer Albert Ramos Viñolas Alexander Zverev Julien Benneteau Juan Martín del Potro Nicolás Kicker Richard Gasquet 2nd round out Leonardo Mayer John Millman (PR) Casper Ruud (Q) Matthew Ebden Gilles Simon Malek Jaziri Pablo Cuevas João Sousa Mackenzie McDonald (Q) Marcos Baghdatis Viktor Troicki Denis Shapovalov Denis Istomin Ruben Bemelmans (Q) Yoshihito Nishioka (PR) Yūichi Sugita Denis Kudla (Q) Jiří Veselý Fernando Verdasco Stan Wawrinka Gaël Monfils Tim Smyczek (WC) Daniil Medvedev Peter Gojowczyk David Goffin Evgeny Donskoy Guillermo García López Karen Khachanov Sam Querrey Lukáš Lacko Lorenzo Sonego (Q) Jan-Lennard Struff 1st round out Víctor Estrella Burgos Nicolás Jarry Borna Ćorić Paolo Lorenzi Dušan Lajović Quentin Halys (Q) Andreas Haider-Maurer (PR) John Isner Jason Kubler (WC) Marius Copil Salvatore Caruso (Q) Federico Delbonis Mikhail Youzhny Dudi Sela Dustin Brown (Q) Vasek Pospisil (Q) Dennis Novak (Q) Elias Ymer (Q) Yuki Bhambri (Q) David Ferrer Rogério Dutra Silva Alex Bolt (WC) Stefanos Tsitsipas Kevin King (Q) Kevin Anderson Pierre-Hugues Herbert Gerald Melzer Lucas Pouille Philipp Kohlschreiber Corentin Moutet (WC) Laslo Đere Jack Sock Guido Pella Steve Johnson Václav Šafránek (Q) Matteo Berrettini (LL) Roberto Bautista Agut Cedrik-Marcel Stebe Jérémy Chardy Ričardas Berankis (PR) Donald Young Jaume Munar (Q) Alexei Popyrin (WC) Jared Donaldson Mischa Zverev Thanasi Kokkinakis (WC) Mikhail Kukushkin Thomas Fabbiano Matthias Bachinger (Q) Taro Daniel Florian Mayer Horacio Zeballos Alex de Minaur (WC) Benoît Paire Peter Polansky (LL) Francis Tiafoe Feliciano López Radu Albot Jordan Thompson Milos Raonic Blaž Kavčič Robin Haase Kwon Soon-woo (WC) Aljaž Bedene

2018 Australian Open – Women's singles

Champion Runner-up Caroline Wozniacki Simona Halep Semifinals out Angelique Kerber Elise Mertens Quarterfinals out Karolína Plíšková Madison Keys Elina Svitolina Carla Suárez Navarro 4th round out Naomi Osaka Barbora Strýcová Hsieh Su-wei Caroline Garcia Petra Martić Denisa Allertová (Q) Anett Kontaveit Magdaléna Rybáriková 3rd round out Lauren Davis Ashleigh Barty Bernarda Pera (LL) Lucie Šafářová Agnieszka Radwańska Maria Sharapova Ana Bogdan Aliaksandra Sasnovich Luksika Kumkhum (Q) Alizé Cornet Magda Linette Marta Kostyuk (Q) Jeļena Ostapenko Kaia Kanepi Kateryna Bondarenko Kiki Bertens 2nd round out Eugenie Bouchard Andrea Petkovic Camila Giorgi Elena Vesnina Johanna Konta Lara Arruabarrena Sorana Cîrstea Beatriz Haddad Maia Garbiñe Muguruza Lesia Tsurenko Donna Vekić Anastasija Sevastova Yulia Putintseva Ekaterina Alexandrova Mirjana Lučić-Baroni Markéta Vondroušová Belinda Bencic Irina-Camelia Begu Daria Gavrilova Julia Görges Zhang Shuai Daria Kasatkina Olivia Rogowska (WC) Kateřina Siniaková Duan Yingying Mona Barthel Monica Puig Tímea Babos Anastasia Pavlyuchenkova Kirsten Flipkens Nicole Gibbs Jana Fett 1st round out Destanee Aiava (WC) Océane Dodin Jana Čepelová Petra Kvitová Aryna Sabalenka Anna Kalinskaya (Q) Kristína Kučová (PR) Ons Jabeur Madison Brengle Anna Blinkova (Q) Richèl Hogenkamp Kristie Ahn (WC) Ajla Tomljanović (WC) Zarina Diyas Lizette Cabrera (WC) Verónica Cepede Royg Jessika Ponchet (WC) Zhu Lin (Q) Natalia Vikhlyantseva Kristýna Plíšková Anna-Lena Friedsam (PR) Nao Hibino Tatjana Maria Varvara Lepchenko Kristina Mladenovic Heather Watson Polona Hercog Wang Qiang Shelby Rogers Christina McHale Kurumi Nara Carina Witthöft Venus Williams Johanna Larsson Alison Van Uytvanck Ekaterina Makarova Irina Falconi (Q) Viktória Kužmová (Q) Wang Xinyu (WC) Sofia Kenin Sloane Stephens Pauline Parmentier Jennifer Brady Anna Karolína Schmiedlová (Q) Peng Shuai Jaimee Fourlis (WC) Maria Sakkari Ivana Jorović (Q) Francesca Schiavone Mariana Duque Mariño Monica Niculescu Aleksandra Krunić Dominika Cibulková Samantha Stosur Magdalena Fręch (Q) CoCo Vandeweghe Kateryna Kozlova Viktorija Golubic (Q) Alison Riske Taylor Townsend Catherine Bellis Viktoriya Tomova (LL) Misa Eguchi (PR) Mihaela Buzărnescu

Day-by-day summaries

Champions

Seniors

Men's singles

Roger Federer def. Marin Čilić, 6–2, 6–7(5–7), 6–3, 3–6, 6–1

Women's singles

Caroline Wozniacki def. Simona Halep, 7–6(7–2), 3–6, 6–4

Men's doubles

Oliver Marach / Mate Pavić def. Juan Sebastián Cabal / Robert Farah, 6–4, 6–4

Women's doubles

Tímea Babos / Kristina Mladenovic def. Ekaterina Makarova / Elena Vesnina, 6–4, 6–3

Mixed doubles

Gabriela Dabrowski / Mate Pavić def. Tímea Babos / Rohan Bopanna, 2–6, 6–4, [11–9]

Juniors

Boys' singles

Sebastian Korda def. Tseng Chun-hsin, 7–6(8–6), 6–4

Girls' singles

Liang En-shuo def. Clara Burel, 6–3, 6–4

Boys' doubles

Hugo Gaston / Clément Tabur def. Rudolf Molleker / Henri Squire, 6–2, 6–2

Girls' doubles

Liang En-shuo / Wang Xinyu def. Violet Apisah / Lulu Sun, 7–6(7–4), 4–6, [10–5]

Wheelchair events

Wheelchair men's singles

Shingo Kunieda def. Stéphane Houdet, 4–6, 6–1, 7–6(7–3)

Wheelchair women's singles

Diede de Groot def. Yui Kamiji, 7–6(8–6), 6–4

Wheelchair quad singles

Dylan Alcott def. David Wagner, 7–6(7–1), 6–1

Wheelchair men's doubles

Stéphane Houdet / Nicolas Peifer def. Alfie Hewett / Gordon Reid, 6–4, 6–2

Wheelchair women's doubles

Marjolein Buis / Yui Kamiji def. Diede de Groot / Aniek van Koot, 6–0, 6–4

Wheelchair quad doubles

Dylan Alcott / Heath Davidson def. Andrew Lapthorne / David Wagner, 6–0, 6–7(5–7), [10–6]

Singles seeds The following are the seeded players and notable players who have withdrawn from the event. Seedings are arranged according to ATP and WTA rankings on 8 January 2018, while ranking and points before are as of 15 January 2018. Points after are as of 29 January 2018.

Men's singles SeedRankPlayerPoints before Points defendingPoints wonPoints afterStatus 1 1 Rafael Nadal 10,600 1,200 360 9,760 Quarterfinals retired against Marin Čilić 2 2 Roger Federer 9,605 2,000 2,000 9,605 Champion, defeated Marin Čilić 3 3 Grigor Dimitrov 4,990 720 360 4,630 Quarterfinals lost to Kyle Edmund 4 4 Alexander Zverev 4,610 90 90 4,610 Third round lost to Chung Hyeon 5 5 Dominic Thiem 4,060 180 180 4,060 Fourth round lost to Tennys Sandgren 6 6 Marin Čilić 3,805 45 1,200 4,960 Runner-up, lost to Roger Federer 7 7 David Goffin 3,775 360 45 3,460 Second round lost to Julien Benneteau 8 9 Jack Sock 2,960 90 10 2,880 First round lost to Yūichi Sugita 9 8 Stan Wawrinka 3,060 720 45 2,385 Second round lost to Tennys Sandgren 10 11 Pablo Carreño Busta 2,615 90 180 2,705 Fourth round lost to Marin Čilić 11 12 Kevin Anderson 2,610 0 10 2,620 First round lost to Kyle Edmund 12 10 Juan Martín del Potro 2,725 0 90 2,815 Third round lost to Tomáš Berdych 13 13 Sam Querrey 2,535 90 45 2,490 Second round lost to Márton Fucsovics 14 14 Novak Djokovic 2,335 45 180 2,470 Fourth round lost to Chung Hyeon 15 15 Jo-Wilfried Tsonga 2,320 360 90 2,050 Third round lost to Nick Kyrgios 16 16 John Isner 2,265 45 10 2,230 First round lost to Matthew Ebden 17 17 Nick Kyrgios 2,260 45 180 2,395 Fourth round lost to Grigor Dimitrov 18 18 Lucas Pouille 2,235 10 10 2,235 First round lost to Ruben Bemelmans [Q] 19 20 Tomáš Berdych 2,050 90 360 2,320 Quarterfinals lost to Roger Federer 20 21 Roberto Bautista Agut 2,015 180 10 1,845 First round lost to Fernando Verdasco 21 22 Albert Ramos Viñolas 1,845 10 90 1,925 Third round lost to Novak Djokovic 22 23 Milos Raonic 1,750 360 10 1,400 First round lost to Lukáš Lacko 23 28 Gilles Müller 1,490 45 90 1,535 Third round lost to Pablo Carreño Busta 24 26 Diego Schwartzman 1,675 45 180 1,810 Fourth round lost to Rafael Nadal 25 25 Fabio Fognini 1,715 45 180 1,850 Fourth round lost to Tomáš Berdych 26 27 Adrian Mannarino 1,625 10 90 1,705 Third round lost to Dominic Thiem 27 29 Philipp Kohlschreiber 1,415 90 10 1,335 First round lost to Yoshihito Nishioka [PR] 28 30 Damir Džumhur 1,391 10 90 1,471 Third round lost to Rafael Nadal 29 31 Richard Gasquet 1,375 90 90 1,375 Third round lost to Roger Federer 30 32 Andrey Rublev 1,373 70+60 90+6 1,339 Third round lost to Grigor Dimitrov 31 34 Pablo Cuevas 1,345 10 45 1,380 Second round lost to Ryan Harrison 32 35 Mischa Zverev 1,302 360 10 952 First round retired against Chung Hyeon

The following players would have been seeded, but they withdrew from the event. Rank Player Points before Points defending Points after Withdrawal reason 19 Andy Murray 2,140 180 1,960 Hip injury 24 Kei Nishikori 1,735180 1,555 Wrist injury

Women's singles