| Men's singles | |
|---|---|
| 2023 Canberra Tennis International | |
| Champion |  Márton Fucsovics |
| Runner-up |  Leandro Riedi |
| Score | 7–5, 6–4 |
Jordan Thompson was the defending champion [1] but chose not to defend his title.
Márton Fucsovics won the title after defeating Leandro Riedi 7–5, 6–4 in the final.
Márton Fucsovics (champion)
Emilio Gómez (first round)
Hugo Gaston (second round)
Norbert Gombos (quarterfinals)
Pavel Kotov (first round)
Francesco Passaro (first round)
Jurij Rodionov (second round)
Federico Delbonis (first round)| Semifinals | Final | ||||||||||||
| 1 | Márton Fucsovics | 6 | 7 | ||||||||||
 Yosuke Watanuki | 2 | 5 | |||||||||||
| 1 | Márton Fucsovics | 7 | 6 | ||||||||||
| Leandro Riedi | 5 | 4 | |||||||||||
| Leandro Riedi | 78 | 5 | 6 | ||||||||||
 Jan-Lennard Struff | 66 | 7 | 2 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | M Fucsovics | 6 | 6 | ||||||||||||||||||||||||
| Q | F Maestrelli | 2 | 3 | 1 | M Fucsovics | 6 | 3 | 6 | |||||||||||||||||||
| M Arnaldi | 6 | 6 | M Arnaldi | 2 | 6 | 1 | |||||||||||||||||||||
| A Shevchenko | 4 | 1 | 1 | M Fucsovics | 3 | 6 | 7 | ||||||||||||||||||||
| Q |  M Krueger | 3 | 4 | WC |  M Polmans | 6 | 4 | 5 | |||||||||||||||||||
| WC | M Polmans | 6 | 6 | WC | M Polmans | 7 | 77 | ||||||||||||||||||||
| WC | D Sweeny | 6 | 6 | WC | D Sweeny | 5 | 62 | ||||||||||||||||||||
| 5 | P Kotov | 4 | 1 | 1 | M Fucsovics | 6 | 7 | ||||||||||||||||||||
| 4 | N Gombos | 78 | 6 | Yo Watanuki | 2 | 5 | |||||||||||||||||||||
| F Misolic | 66 | 4 | 4 | N Gombos | 6 | 77 | |||||||||||||||||||||
| J Kovalík | 6 | 3 | 77 | J Kovalík | 3 | 64 | |||||||||||||||||||||
| PR | B Klahn | 4 | 6 | 61 | 4 | N Gombos | 5 | 4 | |||||||||||||||||||
| Yo Watanuki | 4 | 6 | 6 | Yo Watanuki | 7 | 6 | |||||||||||||||||||||
| L Van Assche | 6 | 4 | 3 | Yo Watanuki | 6 | 5 | 78 | ||||||||||||||||||||
 G Brouwer | 6 | 67 | 67 | 7 | J Rodionov | 4 | 7 | 66 | |||||||||||||||||||
| 7 | J Rodionov | 2 | 79 | 79 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | F Passaro | 3 | 62 | ||||||||||||||||||||||||
| Q |  L Broady | 6 | 77 | Q | L Broady | 65 | 6 | 6 | |||||||||||||||||||
| L Klein | 5 | 2 | L Nardi | 77 | 4 | 1 | |||||||||||||||||||||
| L Nardi | 7 | 6 | Q | L Broady | 7 | 4 | 4 | ||||||||||||||||||||
| L Riedi | 77 | 77 | L Riedi | 5 | 6 | 6 | |||||||||||||||||||||
 N Jarry | 64 | 65 | L Riedi | 6 | 6 | ||||||||||||||||||||||
| A Vukic | 3 | 65 | 3 | H Gaston | 4 | 2 | |||||||||||||||||||||
| 3 | H Gaston | 6 | 77 | L Riedi | 78 | 5 | 6 | ||||||||||||||||||||
| 8 | F Delbonis | 3 | 6 | 0 | J-L Struff | 66 | 7 | 2 | |||||||||||||||||||
| J-L Struff | 6 | 4 | 6 | J-L Struff | 6 | 63 | 6 | ||||||||||||||||||||
| Q | Em Nava | 0 | 4 | Q | A Müller | 3 | 77 | 4 | |||||||||||||||||||
| Q | A Müller | 6 | 6 | J-L Struff | 6 | 6 | |||||||||||||||||||||
| WC | J McCabe | 6 | 6 | Q | E Couacaud | 4 | 2 | ||||||||||||||||||||
| F Agamenone | 3 | 1 | WC | J McCabe | 1 | 1 | |||||||||||||||||||||
| Q | E Couacaud | 7 | 7 | Q | E Couacaud | 6 | 6 | ||||||||||||||||||||
| 2 | E Gómez | 5 | 5 | ||||||||||||||||||||||||
Andrey Kuznetsov was the defending champion, but was no longer eligible to participate in the juniors.
Márton Fucsovics and Hsieh Cheng-peng were the defending champions, but Hsieh did not enter the junior competition this year.
Fucsovics played alongside Máté Zsiga, but they lost to Guilherme Clézar and Tiago Fernandes in the second round.
Duilio Beretta and Roberto Quiroz won their second Grand Slam Boys' Doubles title in the year after winning at the French Open. They defeated Oliver Golding and Jiří Veselý 6–1, 7–5 in the final.
Jo-Wilfried Tsonga was the two-time defending champion but lost in the final to Gilles Simon, 4–6, 3–6.
Defending champion Kei Nishikori successfully defended his title, defeating Pablo Andújar in the final, 6–4, 6–4, to win the singles title at the 2015 Barcelona Open.
Lucas Pouille defeated Feliciano López in the final, 4–6, 7–6(7–5), 6–4 to win the singles tennis title at the 2017 Stuttgart Open. Pouille saved a match point en route to the title, in the second round against Jan-Lennard Struff.
Pablo Carreño Busta was the defending champion, but lost in the second round to Julien Benneteau.
Juan Martín del Potro was the defending champion and successfully defended his title, defeating Grigor Dimitrov in the final, 6–4, 6–2.
Roger Federer defeated Juan Martín del Potro in the final, 6–7(5–7), 6–4, 6–3 to win the singles tennis title at the 2017 Swiss Indoors. It was his eighth Swiss Indoors and 95th singles title, surpassing Ivan Lendl for second place in the list for most men's singles titles won in the Open era.
Stan Wawrinka was the two-time defending champion but lost to Márton Fucsovics in the quarterfinals.
Márton Fucsovics was the defending champion but chose not to defend his title.
Alexander Zverev defeated Nicolás Jarry in the final, 6–3, 3–6, 7–6(10–8) to win the singles tennis title at the 2019 Geneva Open. Zverev saved two championship points en route to the title, in the final-set tiebreak.
Kevin Anderson was the defending champion, but could not participate this year due to a knee injury.
Roberto Bautista Agut was the defending champion, but chose to compete in the ATP Cup instead.
Rajeev Ram and Joe Salisbury defeated Max Purcell and Luke Saville in the final, 6–4, 6–2 to win the men's doubles tennis title at the 2020 Australian Open. Purcell and Saville had entered the tournament through a wildcard.
Gaël Monfils was the defending champion and successfully defended his title, defeating Félix Auger-Aliassime in the final, 6–2, 6–4.
Novak Djokovic defeated Milos Raonic in the final, 1–6, 6–3, 6–4 to win the men's singles tennis title at the 2020 Cincinnati Masters. With the win, he claimed his record-equaling 35th Masters 1000 title, and completed the double career Golden Masters. Djokovic became the first new singles titlist on the ATP Tour since its suspension due to the COVID-19 pandemic in March 2020.
Ivan Dodig and Filip Polášek defeated the defending champions Rajeev Ram and Joe Salisbury in the final, 6–3, 6–4 to win the men's doubles tennis title at the 2021 Australian Open. With the win, Dodig and Polášek claimed their first Grand Slam title as a team. The victory earned Polášek his first major title, and made him the second Slovak to win one after Daniela Hantuchová.
Andrey Rublev defeated Márton Fucsovics in the final, 7–6(7–4), 6–4 to capture the men's singles tennis title at the 2021 Rotterdam Open. It was Rublev's fourth consecutive ATP Tour 500 victory, dating back to the 2020 Hamburg Open.
Adrian Mannarino defeated Laslo Đere in the final, 7–6(7–1), 6–4 to win the singles tennis title at the 2022 Winston-Salem Open. Mannarino saved four match points en route to the title, in his first-round match against Christopher O'Connell.
Tallon Griekspoor was the defending champion but chose not to defend his title.