Novak Djokovic defeated Roger Federer in the final, 3–6, 6–3, 7–6(7–3) to win the men's singles tennis title at the 2014 Indian Wells Masters. It was his third Indian Wells title.
Mikhail Kukushkin was the defending champion, but chose not to defend his title.
Alexander Zverev defeated Dominic Thiem in the final, 6–4, 6–4 to win the men's singles tennis title at the 2018 Madrid Open. He did not lose a set and did not have his serve broken throughout the entire tournament.
Rafael Nadal defeated Stefanos Tsitsipas in the final, 6–2, 7–6(7–4) to win the men's singles tennis title at the 2018 Rogers Cup. It was his fourth Canadian Open title.
Dominic Thiem defeated Roger Federer in the final, 3–6, 6–3, 7–5 to win the men's singles tennis title at the 2019 Indian Wells Masters. It was his maiden ATP Tour Masters 1000 title, and he became the first Austrian to win a Masters title since Thomas Muster won the 1997 Miami Open.
Roger Federer defeated the defending champion John Isner in the final, 6–1, 6–4 to win the men's singles tennis title at the 2019 Miami Open. It was Federer's fourth Miami Open title, his 28th and final Masters singles title, and his 101st career singles title overall.
This was the first edition of the tournament, primarily organised due to the cancellation of many tournaments during the 2020 season, because of the ongoing COVID-19 pandemic.
Daniil Medvedev was the defending champion, but chose not to defend his title.
This was the second of seven editions of the tournament in the 2021 tennis season. Illya Marchenko was the defending champion but lost in the quarterfinals to Andreas Seppi.
This was the second of two editions of the tournament in the 2021 tennis season. Mackenzie McDonald was the defending champion but lost in the second round to Tomáš Macháč.
Aslan Karatsev won his first ATP Tour singles title, defeating Lloyd Harris in the final, 6–3, 6–2 to win the men's singles tennis title at the 2021 Dubai Tennis Championships. Karatsev became the second wildcard in the tournament's history to win the men's singles title. Harris was the first qualifier to reach the final of the Dubai Tennis Championships.
This was the third edition of the tournament, primarily created due to the one-week delay of the 2021 French Open.
Alex de Minaur defeated Lorenzo Sonego in the final, 4–6, 6–4, 7–6(7–5), to win the men's singles tennis title at the 2021 Eastbourne International. It was De Minaur's fifth career ATP Tour singles title and his first on grass. Sonego was contesting in his second grass final to win his third career title.
Alex de Minaur was the reigning champion from when the tournament was last held in 2019, but chose not to participate this year.
Nick Kyrgios was the reigning champion from when the tournament was last held in 2019, but lost in the first round to Mackenzie McDonald.
The 2021 Astana Open was a tennis tournament organized for professional tennis players, held in Astana, Kazakhstan, in 2021 on indoor hard courts. It was primarily organized due to the cancellation of many tournaments during the 2021 ATP Tour and 2021 WTA Tour, because of the ongoing COVID-19 pandemic. It is the second edition of the tournament for the men and the first for the women. The tournament took place in Nur-Sultan, Kazakhstan, from 20–26 September for the men, and from 27 September to 2 October for the women.
João Sousa defeated Emil Ruusuvuori in the final, 7–6(11–9), 4–6, 6–1 to win the singles title at the 2022 Tata Open Maharashtra. Sousa saved three match points against Elias Ymer in the semifinals. This was his first title since 2018.
Taylor Fritz defeated Maxime Cressy in the final, 6–2, 6–7(4–7), 7–6(7–4) to win the men's singles tennis title at the 2022 Eastbourne International.
Kwon Soon-woo defeated Roberto Bautista Agut in the final, 6–4, 3–6, 7–6(7–4) to win the men's singles tennis title at the 2023 Adelaide International 2. It was his second ATP Tour singles title, and he became just the tenth man in ATP Tour history to win a title as a lucky loser.
Nikoloz Basilashvili was the defending champion but chose not to defend his title.
Kwon Soon-woo 
James Duckworth 
