| Singles | |
|---|---|
| 2017 Monterrey Challenger | |
| Champion |  Maximilian Marterer |
| Runner-up |  Bradley Klahn |
| Score | 7–6(7–3), 7–6(8–6) |
Ernesto Escobedo was the defending champion but lost in the first round to Mats Moraing.
Maximilian Marterer won the title after defeating Bradley Klahn 7–6(7–3), 7–6(8–6) in the final.
Víctor Estrella Burgos (quarterfinals) Ernesto Escobedo (first round)
Quentin Halys (semifinals) Maximilian Marterer (champion)
Sam Groth (second round, retired)
Marcelo Arévalo (second round)
Christian Garín (quarterfinals) Dennis Novikov (first round, retired)| Semifinals | Final | ||||||||||||
| PR | Bradley Klahn | 7 | 77 | ||||||||||
| 3 | Quentin Halys | 5 | 64 | ||||||||||
| PR | Bradley Klahn | 63 | 66 | ||||||||||
| 4 | Maximilian Marterer | 77 | 78 | ||||||||||
| 4 | Maximilian Marterer | 77 | 6 | ||||||||||
| PR | Kevin King | 62 | 3 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | V Estrella Burgos | 6 | 77 | ||||||||||||||||||||||||
| WC |  L Patiño | 3 | 63 | 1 | V Estrella Burgos | 79 | 77 | ||||||||||||||||||||
| S Fanselow | 6 | 7 | S Fanselow | 67 | 65 | ||||||||||||||||||||||
| A Sarkissian | 3 | 5 | 1 | V Estrella Burgos | 2 | 6 | 4 | ||||||||||||||||||||
 R Ortega Olmedo | 4 | 5 | PR | B Klahn | 6 | 4 | 6 | ||||||||||||||||||||
| A Krajicek | 6 | 7 | A Krajicek | 6 | 64 | 3 | |||||||||||||||||||||
| PR | B Klahn | 6 | 3 | 3 | PR | B Klahn | 4 | 77 | 6 | ||||||||||||||||||
| 8 | D Novikov | 3 | 6 | 0r | PR | B Klahn | 7 | 77 | |||||||||||||||||||
| 3 | Q Halys | 65 | 6 | 6 | 3 | Q Halys | 5 | 64 | |||||||||||||||||||
| J Hernández-Fernández | 77 | 4 | 2 | 3 | Q Halys | 6 | 6 | ||||||||||||||||||||
 L Miedler | 6 | 2 | 3 |  E Leshem | 3 | 3 | |||||||||||||||||||||
| E Leshem | 3 | 6 | 6 | 3 | Q Halys | 3 | 6 | 6 | |||||||||||||||||||
| Q | A Vukic | 6 | 6 | 7 | C Garín | 6 | 4 | 2 | |||||||||||||||||||
| Q |  K Uchida | 4 | 4 | Q | A Vukic | 6 | 3 | 64 | |||||||||||||||||||
 A Falla | 63 | 3 | 7 | C Garín | 4 | 6 | 77 | ||||||||||||||||||||
| 7 | C Garín | 77 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | S Groth | 7 | 7 | ||||||||||||||||||||||||
| WC | M Sánchez | 5 | 5 | 5 | S Groth | 3 | 0r | ||||||||||||||||||||
| D Köpfer | 77 | 2 | 6 | D Köpfer | 6 | 1 | |||||||||||||||||||||
 R Quiroz | 65 | 6 | 4 | D Köpfer | 4 | 2 | |||||||||||||||||||||
| Q | Jared Hiltzik | 4 | 64 | 4 | M Marterer | 6 | 6 | ||||||||||||||||||||
| WC | L Gómez | 6 | 77 | WC | L Gómez | 2 | 4 | ||||||||||||||||||||
| Q | E Gómez | 1 | 1 | 4 | M Marterer | 6 | 6 | ||||||||||||||||||||
| 4 | M Marterer | 6 | 6 | 4 | M Marterer | 77 | 6 | ||||||||||||||||||||
| 6 | M Arévalo | 4 | 77 | 77 | PR | K King | 62 | 3 | |||||||||||||||||||
| C Eubanks | 6 | 65 | 65 | 6 | M Arévalo | 77 | 3 | 63 | |||||||||||||||||||
| WC | T Hank | 77 | 4 | 2 | PR | K King | 65 | 6 | 77 | ||||||||||||||||||
| PR | K King | 63 | 6 | 6 | PR | K King | 77 | 77 | |||||||||||||||||||
| E King | 6 | 5 | E King | 65 | 64 | ||||||||||||||||||||||
| DE Galán | 2 | 3r | E King | 4 | 77 | 1 | |||||||||||||||||||||
| M Moraing | 65 | 6 | 6 | M Moraing | 6 | 63 | 0r | ||||||||||||||||||||
| 2 | E Escobedo | 77 | 3 | 4 | |||||||||||||||||||||||
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