The 2018 Stockholm Open was a professional men's tennis tournament played on indoor hard courts. It was the 50th edition of the tournament, and part of the ATP World Tour 250 series of the 2018 ATP World Tour. It took place at the Kungliga tennishallen in Stockholm, Sweden from 15 to 21 October 2018. Third-seeded Stefanos Tsitsipas won the singles title.
The 2019 Stockholm Open was a professional men's tennis tournament played on indoor hard courts. It was the 51st edition of the tournament, and part of the ATP Tour 250 series of the 2019 ATP Tour. It took place at the Kungliga tennishallen in Stockholm, Sweden from 14 to 20 October 2019. Fourth-seeded Denis Shapovalov won the singles title.
The 2020 St. Petersburg Open is a tennis tournament played on indoor hard courts that is part of the 2020 ATP Tour. It is the 25th edition of the St. Petersburg Open. The tournament was originally scheduled to take place from September 21 to 27, 2020, but was moved to October 12–18, and, since the ongoing COVID-19 pandemic caused many tournaments to be cancelled, upgraded to ATP 500 level for this one year. It is taking place at the Sibur Arena in Saint Petersburg, Russia.
The 2021 ABN AMRO World Tennis Tournament is a men's tennis tournament played on indoor hard courts. It is taking place at the Rotterdam Ahoy arena in the Dutch city of Rotterdam, between 1 and 7 March 2021. It is the 48th edition of the Rotterdam Open, and part of the ATP Tour 500 series on the 2021 ATP Tour. The tournament also included a Men's Wheelchair Tennis Singles and Doubles draw.
The 2021 ATP Lyon Open was a men's tennis tournament played on outdoor clay courts. It was the fourth edition of the Lyon Open and part of the ATP Tour 250 series of the 2021 ATP Tour. It took place in the city of Lyon, France, from 15 May through 22 May 2021.
The 2021 Stockholm Open was a professional men's tennis tournament played on indoor hard courts. It was the 52nd edition of the tournament, and part of the ATP Tour 250 series of the 2021 ATP Tour. It took place at the Kungliga tennishallen in Stockholm, Sweden from 7 to 13 November 2021. Unseeded Tommy Paul won the singles title.
The 2022 Mexican Open was a professional tennis tournament played on outdoor hard courts. It was the 29th edition of the men's Mexican Open, and part of the 2022 ATP Tour. The tournament took place in Acapulco, Mexico between 21 and 26 February 2022, at the new venue Arena GNP Seguros.
The 2022 Monte-Carlo Masters was a tennis tournament for male professionals, played on outdoor clay courts. It was the 115th edition of the annual Monte Carlo Masters tournament, sponsored by Rolex for the 13th time. It was held at the Monte Carlo Country Club in Roquebrune-Cap-Martin, France. The event was part of the ATP Masters 1000 on the 2022 ATP Tour.
The 2022 BOSS Open was a men's tennis tournament played on outdoor grass courts. It was the 44th edition of the Stuttgart Open, and part of the ATP Tour 250 series of the 2022 ATP Tour. It was held at the Tennis Club Weissenhof in Stuttgart, Germany, from 6 June until 12 June 2022.
The 2022 Swedish Open, also known as Nordea Open, for sponsorship reasons, was a professional tennis tournament played on outdoor clay courts as part of the ATP Tour 250 Series of the 2022 ATP Tour and as part of the WTA 125 tournaments. It took place in Båstad, Sweden, from 4 through 9 July 2022 for the women's tournament, and from 11 through 17 July 2022 for the men's tournament. It was the 74th edition of the event for the men and the 12th edition for the women.
The 2022 Swiss Open Gstaad was a men's tennis tournament played on outdoor clay courts. It was the 54th edition of the Swiss Open, and part of the ATP Tour 250 Series of the 2022 ATP Tour. It took place at the Roy Emerson Arena in Gstaad, Switzerland, from 18 through 24 July 2022.
The 2022 Astana Open was a professional men's tennis tournament to be held on indoor hard courts. It was the third edition of the Astana Open and part of the ATP Tour 500 Series of the 2022 ATP Tour.
Novak Djokovic defeated Stefanos Tsitsipas in the final, 6–3, 6–4 to win the singles tennis title at the 2022 Astana Open. It was his 90th ATP Tour-level singles title.
Holger Rune defeated Stefanos Tsitsipas in the final, 6–4, 6–4 to win the singles tennis title at the 2022 Stockholm Open. It was his second career ATP Tour singles title.
Novak Djokovic defeated Stefanos Tsitsipas in the final, 6–3, 7–6(7–4), 7–6(7–5) to win the men's singles tennis title at the 2023 Australian Open. It was his record-extending tenth Australian Open title and 22nd major title overall, tying Rafael Nadal for the all-time record of most Grand Slam men's singles titles won. He also became the second man to win double-digit titles at a single major, after Nadal at the French Open. Djokovic lost just one set en route to the title, and extended his match winning-streak at the Australian Open to an Open Era record 28 matches.
The 2023 Mexican Open was a professional tennis tournament played on outdoor hard courts. It was the 30th edition of the men's Mexican Open, and part of the 2023 ATP Tour. The tournament took place in Acapulco, Mexico between 27 February and 4 March 2023, at the Arena GNP Seguros.
The 2023 Grand Prix Hassan II was a professional tennis tournament played in Marrakesh, Morocco on clay courts. It was the 37th edition of the tournament and was classified as an ATP Tour 250 event on the 2023 ATP Tour. It took place from 3 to 9 April 2023.
The 2023 Barcelona Open Banc Sabadell was a men's tennis tournament currently played on outdoor clay courts at the Real Club de Tenis Barcelona in Barcelona, Spain, from 17 to 23 April 2023. It was the 70th edition of the event and part of the ATP Tour 500 series of the 2023 ATP Tour.
The 2023 Mallorca Championships was a men's tennis tournament played on outdoor grass courts. It was the third edition of the Mallorca Championships, and part of the ATP Tour 250 series of the 2023 ATP Tour. It was held at the Santa Ponsa Tennis Academy in Santa Ponsa, Spain, from 25 June to 1 July 2023.
The 2023 Stockholm Open was a professional men's tennis tournament played on indoor hard courts. It was the 54th edition of the tournament, and part of the ATP Tour 250 series of the 2023 ATP Tour. It took place at the Kungliga tennishallen in Stockholm, Sweden from 16 to 22 October 2023.
Holger Rune 
Marcelo Arévalo / 
Jean-Julien Rojer 
