| Singles | |
|---|---|
| 2024 Columbus Challenger | |
| Champion |  Naoki Nakagawa |
| Runner-up | James Trotter |
| Score | 7–6(10–8), 5–7, 7–6(7–5) |
Denis Kudla was the defending champion [1] but lost in the second round to Tristan Boyer.
Naoki Nakagawa won the title after defeating James Trotter 7–6(10–8), 5–7, 7–6(7–5) in the final.
Christopher Eubanks (quarterfinals)
Tristan Schoolkate (first round) Patrick Kypson (first round) J. J. Wolf (first round) Denis Kudla (second round)
Abdullah Shelbayh (quarterfinals) Brandon Holt (first round)
Alexis Galarneau (second round)| Semifinals | Final | ||||||||||||
| Alt | Naoki Nakagawa | 77 | 0 | 6 | |||||||||
| Q |  Kyle Edmund | 65 | 6 | 2 | |||||||||
| Alt | Naoki Nakagawa | 710 | 5 | 77 | |||||||||
| James Trotter | 68 | 7 | 65 | ||||||||||
| Nishesh Basavareddy | 77 | 1 | 0 | ||||||||||
| James Trotter | 64 | 6 | 6 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | C Eubanks | 7 | 6 | ||||||||||||||||||||||||
| C Williams | 5 | 3 | 1 | C Eubanks | 6 | 7 | |||||||||||||||||||||
| B Kuzuhara | 1 | 3 |  A Andrade | 3 | 5 | ||||||||||||||||||||||
| A Andrade | 6 | 6 | 1 | C Eubanks | 6 | 64 | 64 | ||||||||||||||||||||
| Q | J Pinnington Jones | 61 | 4 | Alt | N Nakagawa | 2 | 77 | 77 | |||||||||||||||||||
| Alt | N Nakagawa | 77 | 6 | Alt | N Nakagawa | 6 | 6 | ||||||||||||||||||||
| WC | Alexander Bernard | 6 | 77 | WC | A Bernard | 2 | 3 | ||||||||||||||||||||
| 7 | B Holt | 3 | 64 | Alt | N Nakagawa | 77 | 0 | 6 | |||||||||||||||||||
| 4 | JJ Wolf | 1 | 64 | Q | K Edmund | 65 | 6 | 2 | |||||||||||||||||||
| Q | K Edmund | 6 | 77 | Q | K Edmund | 6 | 6 | ||||||||||||||||||||
 D Stricker | 6 | 7 | D Stricker | 3 | 3 | ||||||||||||||||||||||
| R Peniston | 3 | 5 | Q | K Edmund | 7 | 6 | |||||||||||||||||||||
| WC | Jack Anthrop | 6 | 6 | 6 | A Shelbayh | 5 | 1 | ||||||||||||||||||||
| Q | Murphy Cassone | 3 | 4 | WC | J Anthrop | 4 | 4 | ||||||||||||||||||||
| E Spizzirri | 1 | 0 | 6 | A Shelbayh | 6 | 6 | |||||||||||||||||||||
| 6 | A Shelbayh | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | D Kudla | 4 | 6 | 6 | |||||||||||||||||||||||
| Q | Micah Braswell | 6 | 1 | 2 | 5 | D Kudla | 3 | 4 | |||||||||||||||||||
| WC | Bry Nakashima | 1 | 63 | T Boyer | 6 | 6 | |||||||||||||||||||||
| T Boyer | 6 | 77 | T Boyer | 0 | 2 | ||||||||||||||||||||||
| N Basavareddy | 6 | 6 | N Basavareddy | 6 | 6 | ||||||||||||||||||||||
 Jules Marie | 3 | 2 | N Basavareddy | 5 | 7 | 6 | |||||||||||||||||||||
| E Quinn | 6 | 6 | E Quinn | 7 | 5 | 2 | |||||||||||||||||||||
| 3 | P Kypson | 4 | 4 | N Basavareddy | 77 | 1 | 0 | ||||||||||||||||||||
| 8 | A Galarneau | 6 | 6 | J Trotter | 64 | 6 | 6 | ||||||||||||||||||||
| D Sweeny | 4 | 1 | 8 | A Galarneau | 4 | 4 | |||||||||||||||||||||
 E Escobedo | 64 | 6 | 6 | E Escobedo | 6 | 6 | |||||||||||||||||||||
| Q | Antoine Ghibaudo | 77 | 2 | 4 | E Escobedo | 63 | 2 | ||||||||||||||||||||
| Aidan Mayo | 6 | 2 | 2 | J Trotter | 77 | 6 | |||||||||||||||||||||
| J Trotter | 4 | 6 | 6 | J Trotter | 77 | 6 | |||||||||||||||||||||
| Q |  Patrick Zahraj | 77 | 6 | Q | P Zahraj | 65 | 4 | ||||||||||||||||||||
| 2 | T Schoolkate | 64 | 0 | ||||||||||||||||||||||||
Andy Murray defeated Novak Djokovic in the final, 6–4, 4–6, 6–3, to win the men's singles tennis title at the 2015 Canadian Open. It was Murray's first win against Djokovic since the 2013 Wimbledon final, having lost eight consecutive matches to him in that span.
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.
Novak Djokovic defeated the defending champion Andy Murray in the final, 6–2, 3–6, 6–3, to win the men's singles tennis title at the 2016 Madrid Open. It was Djokovic's second title in Madrid and his record 29th ATP Masters 1000 title.
This was the first edition of the tournament. Karen Khachanov won his first ATP World Tour title, defeating Albert Ramos Viñolas in the final, 6−7(4−7), 7−6(7−3), 6−3.
Kei Nishikori was the four-time defending champion, but chose to compete in Buenos Aires instead.
Lucas Pouille was the defending champion, but lost in the semifinals to Milos Raonic.
John Isner was the defending champion, but withdrew before the tournament began.
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 this win, he became the first player to complete the career Golden Masters in singles.
Novak Djokovic defeated Borna Ćorić in the final, 6–3, 6–4 to win the singles tennis title at the 2018 Shanghai Masters. It was his record fourth Shanghai Masters title, and 32nd Masters 1000 title overall. He did not lose a single set and did not have his serve broken throughout the entire tournament.
Lucas Pouille was the defending champion but lost to Borna Ćorić in the second round.
Roger Federer was the defending champion, but chose not to participate this year.
Mischa Zverev was the defending champion, but chose not to participate this year.
Kyle Edmund was the defending champion but chose not to defend his title.
Alexander Zverev defeated top seed Stefanos Tsitsipas in the final, 6–4, 7–6(7–3) to win the men's singles tennis title at the 2021 Mexican Open.
Hubert Hurkacz was the reigning champion from when the tournament was last held in 2019, but chose not to participate this year.
Aslan Karatsev defeated Andy Murray in the final, 6–3, 6–3 to win the men's singles title at the 2022 Sydney Tennis Classic. This was Murray's first ATP final since he won the 2019 European Open.
Stefan Kozlov was the defending champion but lost in the second round to Lucas Gerch.
Li Tu was the defending champion but lost in the first round to Emilio Gómez.
Tommy Paul defeated Marcos Giron in the final, 7–6(7–3), 5–7, 6–3 to win the singles tennis title at the 2024 Dallas Open. It was his second ATP Tour title.
Daniel Altmaier was the defending champion but chose not to defend his title.