The 2014 U.S. National Indoor Tennis Championships was a 2014 ATP World Tour men's tennis tournament, played on indoor hard courts. The tournament from this year was downgraded from ATP World Tour 500 series to ATP World Tour 250 series. It was the 39th edition of the first American tournament of the year and took place at the Racquet Club of Memphis in Memphis, United States, from February 11 through February 17, 2014. First-seeded Kei Nishikori won his second consecutive singles title at the event.
The 2014 Malaysian Open, Kuala Lumpur was a professional tennis tournament played on hard courts. It was the sixth edition of the tournament, and part of the 2014 ATP World Tour. It took place in Kuala Lumpur, Malaysia between 22 and 28 September 2014.
The 2015 Delray Beach International Tennis Championships was a professional tennis tournament played on hard courts. It was the 23rd edition of the tournament, and part of the 2015 ATP World Tour. It took place in Delray Beach, United States between 16 February and 22 February 2015.
The 2015 Swiss Indoors was a men's tennis tournament played on indoor hard courts. It was the 46th edition of the tournament, and part of the 500 series of the 2015 ATP World Tour. It was held at the St. Jakobshalle in Basel, Switzerland, from 26 October through 1 November 2015. First-seeded Roger Federer won the singles title.
The 2016 Memphis Open was a tennis tournament, played on indoor hard courts. It was the 41st edition of the event known that year as the Memphis Open, and part of the ATP World Tour 250 series of the 2016 ATP World Tour. It took place at the Racquet Club of Memphis in Memphis, Tennessee, United States, from 8 through 14 February 2016. First-seeded Kei Nishikori won his fourth consecutive singles title at the event.
The 2016 Gerry Weber Open was a men's tennis tournament played on outdoor grass courts. It was the 24th edition of the event and part of the ATP World Tour 500 series of the 2016 ATP World Tour. It took place at the Gerry Weber Stadion in Halle, Germany, between 13 June and 19 June 2016. Unseeded Florian Mayer won the singles title
The 2017 Citi Open was a tennis tournament played on outdoor hard courts. It was the 49th edition and the 7th edition of the Washington Open. The event is part of the ATP World Tour 500 series of the 2017 ATP World Tour, and of the WTA International tournaments of the 2017 WTA Tour. It took place at the William H.G. FitzGerald Tennis Center in Washington, D.C., United States, from July 31 to August 6, 2017.
The 2018 Erste Bank Open 500 was a men's tennis tournament played on indoor hard courts. It was the 44th edition of the event, and part of the ATP World Tour 500 Series of the 2018 ATP World Tour. It was held at the Wiener Stadthalle in Vienna, Austria, from 22 October until 28 October 2018. Second-seeded Kevin Anderson won the singles title.
The 2019 Washington Open was a tennis tournament played on outdoor hard courts. It was the 51st edition and the 9th edition of the Washington Open. The event was part of the ATP Tour 500 series of the 2019 ATP Tour, and of the WTA International tournaments of the 2019 WTA Tour. It took place at the William H.G. FitzGerald Tennis Center in Washington, D.C., United States, from July 29 to August 4, 2019.
The 2019 Rakuten Japan Open Tennis Championships was a men's tennis tournament played on outdoor hard courts. It was the 46th edition of the Japan Open, and part of the ATP Tour 500 series of the 2019 ATP Tour. It was held at the Ariake Coliseum in Tokyo, Japan, from September 30 through October 6, 2019. First-seeded Novak Djokovic won the singles title.
The 2020 Delray Beach Open was a professional men's tennis tournament played on hard courts. It was the 28th edition of the tournament, and part of the 2020 ATP Tour. It took place in Delray Beach, Florida, United States between 17 February and 23 February 2020.
The 2020 Erste Bank Open was a men's tennis tournament played on indoor hard courts. It was the 46th edition of the event, and part of the ATP Tour 500 Series of the 2020 ATP Tour. It was held at the Wiener Stadthalle in Vienna, Austria, from 26 October until 1 November 2020.
The 2020 Sofia Open was a men's tennis tournament played on indoor hard courts. It was the fifth edition of the Sofia Open as part of the ATP Tour 250 series of the 2020 ATP Tour. Originally scheduled for 28 September to 4 October at the Arena Armeec in Sofia, Bulgaria, but due to the COVID-19 pandemic it was rescheduled to 8 November until 14 November 2020. Unseeded Jannik Sinner won the singles title.
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 Mexican Open was a professional tennis tournament played on outdoor hard courts. It was the 28th edition of the men's Mexican Open, and part of the 2021 ATP Tour. It took place in Acapulco, Mexico between 15 and 20 March 2021, at the Princess Mundo Imperial.
The 2021 San Diego Open was a men's tennis tournament played on outdoor hard courts. It was the 1st edition of the San Diego Open, and part of the ATP Tour 250 series of the 2021 ATP Tour.
The 2022 Sydney Tennis Classic was a tennis tournament on the 2022 ATP Tour and 2022 WTA Tour. It was a combined ATP Tour 250 and WTA 500 tournament played on outdoor hard courts in Sydney, New South Wales, Australia. This was the 128th edition of the tournament. The tournament took place at the NSW Tennis Centre from 10 to 15 January 2022.
The 2022 Dallas Open was a men's tennis tournament played on indoor hard courts. It was the inaugural edition of the Dallas Open, and part of the ATP Tour 250 series on the 2022 ATP Tour. It took place at the Styslinger/Altec Tennis Complex in the city of Dallas, United States, between 7 and 13 February 2022. The ATP Tour returned to Dallas for the first time in almost 40 years, with this tournament replacing the New York Open. Second-seeded Reilly Opelka won the singles title.
The 2022 Delray Beach Open was a professional men's tennis tournament played on hard courts. It was the 30th edition of the tournament, and it was part of the 2022 ATP Tour. It took place in Delray Beach, United States between February 14 and February 20, 2022. This was the first edition where an exhibition mixed doubles event was played.
Carlos Alcaraz defeated Casper Ruud in the final, 7–5, 6–4 to win the men's singles tennis title at the 2022 Miami Open. It was his first Masters 1000 title, and he became the first Spaniard to win the title. The victory also made Alcaraz, at 18 years and 333 days old, the youngest men's singles titlist in Miami Open history, and the youngest Masters 1000 champion since Rafael Nadal at the 2005 Monte Carlo Masters. Ruud became the first Norwegian to reach a Masters 1000 final, and the first Scandinavian since Robin Söderling at the 2010 Paris Masters.
Kei Nishikori [1] 
Mariusz Fyrstenberg / 
Santiago González [2] 
