Juan Mónaco was the defending champion but lost to Nicolás Almagro in the quarterfinals.
Fabio Fognini defeated qualifier Federico Delbonis 4–6, 7–6(10–8), 6–2 to win his first ATP World Tour 500 event and second career title in as many weeks.
Novak Djokovic defeated Roger Federer in the final, 3–6, 6–3, 7–6(7–3), to win the men's singles title at the 2014 Indian Wells Masters. It was his third Indian Wells title.
Jo-Wilfried Tsonga defeated Roger Federer in the final, 7–5, 7–6(7–3), to win the men's singles title at the 2014 Canadian Open. Tsonga became the first man to defeat Novak Djokovic, Andy Murray, and Federer in the same tournament since Rafael Nadal at the 2008 Hamburg Masters.
Richard Gasquet was the defending champion, but withdrew before the tournament began.
Marin Čilić won the title, defeating Roberto Bautista Agut in the final, 6–4, 6–4.
Defending champion Novak Djokovic successfully defended his title, defeating Roger Federer in a rematch of the previous year's final, 6–3, 6–7(5–7), 6–2, to win the men's singles title at the 2015 Indian Wells Masters.
Ernests Gulbis won the last edition of the tournament held in 2013, but lost in the first round to Marcos Baghdatis.
Milos Raonic won the title, defeating João Sousa in the final, 6–3, 3–6, 6–3.
Three-time defending champion Kei Nishikori successfully defended his title, defeating Taylor Fritz in the final, 6–4, 6–4 to win the singles title at the 2016 Memphis Open. Notably, this was only Fritz' third career event on the ATP Tour.
Kevin Anderson was the defending champion, but lost in the second round to Jiří Veselý.
The 2017 St. Petersburg Open was a tennis tournament played on indoor hard courts. It was the 22nd edition of the St. Petersburg Open, and part of the ATP World Tour 250 Series of the 2017 ATP World Tour. It took place at the Sibur Arena in Saint Petersburg, Russia, from September 18 through 24, 2017.
John Isner defeated Alexander Zverev in the final, 6–7(4–7), 6–4, 6–4 to win the men's singles tennis title at the 2018 Miami Open. It was his maiden Masters 1000 title. Isner became the first new Miami Open champion in nine years.
Fabio Fognini was the defending champion, but lost in the second round to Jürgen Zopp.
Roberto Bautista Agut was the defending champion, but chose not to participate this year.
Denis Istomin was the defending champion, but chose not to participate this year.
Juan Martín del Potro was the two-time defending champion but chose not to defend his title.
Fabio Fognini defeated Dušan Lajović in the final, 6–3, 6–4 to win the singles title at the 2019 Monte-Carlo Masters. It was his first ATP Tour Masters 1000 title.
Fabio Fognini was the defending champion, but lost in the quarterfinals to Taylor Fritz.
Stefanos Tsitsipas was the defending champion, but chose not to defend his title.
Alexei Popyrin defeated Alexander Bublik 4–6, 6–0, 6–2 to claim his first ATP Tour Men's Singles tennis title at the 2021 Singapore Open. The Singapore Tennis Open was a new addition to the ATP Tour in 2021
Hubert Hurkacz defeated Jannik Sinner in the final, 7–6(7–4), 6–4 to win the 2021 Miami Open men's singles tennis title. Hurkacz claimed his first Masters 1000 singles championship and became the first Polish man to win a Masters 1000 singles event.
Andrey Rublev defeated Novak Djokovic in the final, 6–2, 6–7(4–7), 6–0 to win the singles tennis title at the 2022 Serbia Open.
Damir Džumhur 
Fabio Fognini 
