| Singles | |
|---|---|
| 2014 Challenger of Dallas | |
| Champion |  Steve Johnson |
| Runner-up |  Malek Jaziri |
| Score | 6–4, 6–4 |
Rhyne Williams was the defending champion but lost in the quarterfinal to Malek Jaziri.
Johnson won the title, defeating Malek Jaziri in the final, 6–4, 6–4.
Michael Russell (first round)
Alex Bogomolov Jr. (second round) Tim Smyczek (withdrew) Denis Kudla (second round)
Frank Dancevic (Withdrawn) Ryan Harrison (second round) Rhyne Williams (quarterfinals) Alex Kuznetsov (first round) Peter Polansky (second round)| Semifinals | Final | ||||||||||||
| Malek Jaziri | 6 | 5 | 6 | ||||||||||
 Tim Puetz | 4 | 7 | 3 | ||||||||||
| Malek Jaziri | 4 | 4 | |||||||||||
| Steve Johnson | 6 | 6 | |||||||||||
| Steve Johnson | 6 | 6 | |||||||||||
 Víctor Estrella Burgos | 1 | 1 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | M Russell | 77 | 3 | 4 | |||||||||||||||||||||||
| R Ram | 64 | 6 | 6 | R Ram | 3 | 6 | 62 | ||||||||||||||||||||
| M Zverev | 1 | 2 | M Jaziri | 6 | 3 | 77 | |||||||||||||||||||||
| M Jaziri | 6 | 6 | M Jaziri | 2 | 6 | 78 | |||||||||||||||||||||
| WC |  J Andersen | 77 | 6 | 7 | R Williams | 6 | 4 | 66 | |||||||||||||||||||
| T Sandgren | 61 | 4 | WC | J Andersen | 2 | 66 | |||||||||||||||||||||
| Q | Dennis Nevolo | 64 | 0 | 7 | R Williams | 6 | 78 | ||||||||||||||||||||
| 7 | R Williams | 77 | 6 | M Jaziri | 6 | 5 | 6 | ||||||||||||||||||||
| 4 | D Kudla | 6 | 6 | T Puetz | 4 | 7 | 3 | ||||||||||||||||||||
| J Hernández | 3 | 3 | 4 | D Kudla | 3 | 4 | |||||||||||||||||||||
 S Groth | 78 | 6 | S Groth | 6 | 6 | ||||||||||||||||||||||
| WC | J Donaldson | 66 | 2 | S Groth | 65 | 1 | |||||||||||||||||||||
| T Puetz | 6 | 1 | 6 | T Puetz | 77 | 6 | |||||||||||||||||||||
| B Reynolds | 3 | 6 | 1 | T Puetz | 6 | 6 | |||||||||||||||||||||
| Alt | C Buchanan | 6 | 4 | 67 | 9 | P Polansky | 1 | 2 | |||||||||||||||||||
| 9 | P Polansky | 3 | 6 | 79 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | R Harrison | 6 | 6 | ||||||||||||||||||||||||
 G Elias | 3 | 4 | 6 | R Harrison | 2 | 4 | |||||||||||||||||||||
| WC | C Thompson | 1 | 7 | 4 | S Johnson | 6 | 6 | ||||||||||||||||||||
| S Johnson | 6 | 5 | 6 | S Johnson | 6 | 6 | |||||||||||||||||||||
| Q | E King | 6 | 6 | E King | 3 | 2 | |||||||||||||||||||||
| SE | D Kosakowski | 4 | 2 | Q | E King | 6 | 77 | ||||||||||||||||||||
| Q | Justin S. Shane | 3 | 2 | LL | J Jung | 2 | 64 | ||||||||||||||||||||
| LL | J Jung | 6 | 6 | S Johnson | 6 | 6 | |||||||||||||||||||||
| 8 | A Kuznetsov | 65 | 64 | V Estrella Burgos | 1 | 1 | |||||||||||||||||||||
| V Estrella Burgos | 77 | 77 | V Estrella Burgos | 6 | 3 | 7 | |||||||||||||||||||||
 J Wang | 77 | 6 | J Wang | 4 | 6 | 5 | |||||||||||||||||||||
| LL |  Wilson Leite | 65 | 3 | V Estrella Burgos | 77 | 6 | |||||||||||||||||||||
| WC | John Mee | 3 | 3 |  J McGee | 65 | 2 | |||||||||||||||||||||
| J McGee | 6 | 6 | J McGee | 6 | 6 | ||||||||||||||||||||||
| Q | N Meister | 4 | 1 | 2 | A Bogomolov Jr. | 1 | 2 | ||||||||||||||||||||
| 2 | A Bogomolov Jr. | 6 | 6 | ||||||||||||||||||||||||
David Guez was the defending champion, but lost in the first round to first seeded Édouard Roger-Vasselin.
Igor Sijsling won the final 6–3, 6–4 against Malek Jaziri.
Go Soeda successfully defended his title, defeating Malek Jaziri 6–1, 3–6, 7–5 in the final.
Malek Jaziri was the defending champion but was defeated in the second round by Henri Laaksonen.
Marc Gicquel won the title, defeating Matthias Bachinger 3–6, 6–3, 6–4 in the final.
Denis Kudla was the defending champion, but chose not to compete.
James Ward defeated James Duckworth in the final.
Michael Yani was the defending champion but decided not to participate. Alex Kuznetsov won the title defeating Bradley Klahn in the final.
Alexandr Dolgopolov was the defending champion, but lost to Indian qualifier Somdev Devvarman in the second round.
Novak Djokovic defeated Rafael Nadal in the final, 6–3, 6–3 to win the men's singles tennis title at the 2014 Miami Open. He did not lose a single set in the entire tournament. Djokovic completed his second Sunshine Double with the win.
Mikhail Kukushkin was the defending champion, but did not take part this year.
Andy Murray defeated Tommy Robredo in the final, 3–6, 7–6(9–7), 7–6(10–8) to win the singles tennis title at the 2014 Valencia Open. He saved five championship points en route to the title. This was the second final in five weeks where Murray defeated Robredo after saving championship points, having also done so at the Shenzhen Open.
Steve Darcis was the defending champion, but lost in the second round. Malek Jaziri won the title defeating Igor Sijsling in the final 5–7, 7–5, 6–4
Rajeev Ram was the defending champion but chose not to participate.
Ruben Bemelmans was the defending champion, but decided not to defend his title.
Malek Jaziri was the defending champion and successfully defended his title.
Rafael Nadal defeated Nick Kyrgios in the final, 6–2, 6–1 to win the men's singles tennis title at the 2017 China Open. Nadal saved two match points en route to the title, in his first-round match against Lucas Pouille.
Evgeny Donskoy was the defending champion but chose not to defend his title.
This was the first edition of the tournament.
Marin Čilić was the defending champion, but lost in the second round to Malek Jaziri.
Novak Djokovic defeated Roger Federer in the final, 6–4, 6–4 to win the men's singles tennis title at the 2018 Cincinnati Masters. With the win, he became the first player to complete the career Golden Masters in singles.
Karen Khachanov defeated Novak Djokovic in the final, 7–5, 6–4 to win the singles tennis title at the 2018 Paris Masters. It was Khachanov's first Masters 1000 title, and he saved two match points en route, in his third round match against John Isner.
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