| Singles | |
|---|---|
| 2015 Torneo Internacional Challenger León | |
| Champion |  Austin Krajicek |
| Runner-up |  Adrián Menéndez Maceiras |
| Score | 6–7(3–7), 7–6(7–5), 6–4 |
Rajeev Ram was the defending champion, but lost in the second round to Daniel Nguyen.
Austin Krajicek won the title, defeating Adrián Menéndez Maceiras 6–7(3–7), 7–6(7–5), 6–4 in the final.
Adrián Menéndez Maceiras (final)
Alejandro Falla (semifinals) Rajeev Ram (second round) Austin Krajicek (champion)
Horacio Zeballos (semifinals)
Michał Przysiężny (first round)
Gerald Melzer (quarterfinals) Chase Buchanan (second round)| Semifinals | Final | ||||||||||||
| 1 | Adrián Menéndez Maceiras | 77 | 5 | 6 | |||||||||
| 5 | Horacio Zeballos | 63 | 7 | 4 | |||||||||
| 1 | Adrián Menéndez Maceiras | 77 | 65 | 4 | |||||||||
| 4 | Austin Krajicek | 63 | 77 | 6 | |||||||||
| 4 | Austin Krajicek | 6 | 77 | ||||||||||
| 2 | Alejandro Falla | 1 | 63 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | A Menéndez Maceiras | 6 | 4 | 6 | |||||||||||||||||||||||
| JI Londero | 1 | 6 | 3 | 1 | A Menéndez Maceiras | 6 | 6 | ||||||||||||||||||||
| WC |  L Gómez | 77 | 7 | WC | L Gómez | 3 | 3 | ||||||||||||||||||||
 B Klein | 64 | 5 | 1 | A Menéndez Maceiras | 6 | 77 | |||||||||||||||||||||
| J Jung | 2 | 65 | 7 | G Melzer | 2 | 65 | |||||||||||||||||||||
 N Langer | 6 | 77 | N Langer | 4 | 77 | 2 | |||||||||||||||||||||
 D Propoggia | 4 | 67 | 7 | G Melzer | 6 | 63 | 6 | ||||||||||||||||||||
| 7 | G Melzer | 6 | 79 | 1 | A Menéndez Maceiras | 77 | 5 | 6 | |||||||||||||||||||
| 3 | R Ram | 6 | 6 | 5 | H Zeballos | 63 | 7 | 4 | |||||||||||||||||||
 A van der Duim | 1 | 3 | 3 | R Ram | 4 | 6 | 3 | ||||||||||||||||||||
| D Nguyen | 6 | 6 | D Nguyen | 6 | 4 | 6 | |||||||||||||||||||||
| Connor Smith | 3 | 2 | D Nguyen | 2 | 3 | ||||||||||||||||||||||
| Q |  C Zampieri | 4 | 4 | 5 | H Zeballos | 6 | 6 | ||||||||||||||||||||
| E Struvay | 6 | 6 | E Struvay | 1 | 2 | ||||||||||||||||||||||
| WC | T Hank | 5 | 2 | 5 | H Zeballos | 6 | 6 | ||||||||||||||||||||
| 5 | H Zeballos | 7 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 8 | C Buchanan | 6 | 6 | ||||||||||||||||||||||||
| Q | K King | 4 | 2 | 8 | C Buchanan | 4 | 6 | 4 | |||||||||||||||||||
| WC | Alan Núñez Aguilera | 3 | 2 | Q | A El Mihdawy | 6 | 0 | 6 | |||||||||||||||||||
| Q | A El Mihdawy | 6 | 6 | Q | A El Mihdawy | 3 | 4 | ||||||||||||||||||||
| SE | Henrique Cunha | 5 | 6 | 77 | 4 | A Krajicek | 6 | 6 | |||||||||||||||||||
 G Escobar | 7 | 4 | 65 | SE | H Cunha | 4 | 4 | ||||||||||||||||||||
 M Arévalo | 62 | 2 | 4 | A Krajicek | 6 | 6 | |||||||||||||||||||||
| 4 | A Krajicek | 77 | 6 | 4 | A Krajicek | 6 | 77 | ||||||||||||||||||||
| 6 | M Przysiężny | 4 | 3 | 2 | A Falla | 1 | 63 | ||||||||||||||||||||
| Q | N Barrientos | 6 | 6 | Q | N Barrientos | 2 | 2 | ||||||||||||||||||||
| R Olivo | 3 | 4 | Alt | G Lapentti | 6 | 6 | |||||||||||||||||||||
| Alt | G Lapentti | 6 | 6 | Alt | G Lapentti | 2 | 6 | 2 | |||||||||||||||||||
| G Pella | 6 | 6 | 2 | A Falla | 6 | 3 | 6 | ||||||||||||||||||||
| A Molteni | 4 | 0 | G Pella | 3 | 3 | ||||||||||||||||||||||
| WC | Kevin Jack Carpenter | 4 | 1 | 2 | A Falla | 6 | 6 | ||||||||||||||||||||
| 2 | A Falla | 6 | 6 | ||||||||||||||||||||||||
The defending champions were Karol Beck and Lukáš Dlouhý decided not to participate.
Jamie Delgado and Jordan Kerr won the title, defeating James Cluskey and Adrián Menéndez-Maceiras 6–3, 6–2 in the final.
Samuel Groth and Toshihide Matsui were the defending champions but decided not to participate.
Alejandro Falla was the defending champion, but decided to compete in the 2015 Aircel Chennai Open instead.
Austin Krajicek and Tennys Sandgren were the defending champions.
Kei Nishikori was the two-time defending champion and successfully defended his title, defeating Kevin Anderson 6–4, 6–4 in the final.
Grigor Dimitrov was the defending champion, but lost to Ryan Harrison in the second round.
Gerald Melzer was the defending champion, but lost to Víctor Estrella Burgos in the semifinals. Estrella Burgos would go on to win the title defeating Damir Džumhur 7–5, 6–4 in the final.
Defending champion Novak Djokovic defeated Andy Murray in the final, 7–6(7–3), 4–6, 6–0 to win the men's singles tennis title at the 2015 Miami Open. Djokovic completed his third Sunshine Double with the win, and claimed his fifth Miami Open title.
Paolo Lorenzi was the defending champion, but lost in the semifinals.
Gilles Müller was the defending champion, but he did not participate this year.
César Ramírez and Miguel Ángel Reyes-Varela were the defending champion. This year, Ramírez partnered Adrián Menéndez-Maceiras, but they lost to Kevin King and Dean O'Brien in the quarterfinals. Reyes-Varela played with Marcelo Demoliner.
Roberto Bautista Agut was the defending champion, but lost in the second round to Nicolas Mahut.
Austin Krajicek was the defending champion, but lost in the first round to Adrián Menéndez Maceiras.
This was the first edition of the tournament.
Diego Schwartzman was the defending champion, but lost in the semifinals to Marin Čilić.
This was the first edition of the tournament.
Kevin Anderson was the defending champion, but withdrew before the tournament began because of a right elbow injury.
Adrián Menéndez Maceiras was the defending champion but lost in the third round to Lucas Miedler.
Thanasi Kokkinakis and Nick Kyrgios defeated Jason Kubler and John Peers in the final, 7–6(7–4), 7–5 to win the doubles tennis title at the 2022 Atlanta Open.
Wesley Koolhof and Neal Skupski defeated Ivan Dodig and Austin Krajicek in the final, 7–6(7–5), 6–4 to win the doubles tennis title at the 2022 Paris Masters. With the win, they secured the year-end No. 1 team ranking.