# 2017 Monterrey Challenger – Singles

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.

## Seeds

* 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)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| PR | Bradley Klahn | 7 | 7$^7$ | | | | |
| 3 | Quentin Halys | 5 | 6$^4$ | | | | |
| 3 | Quentin Halys | 5 | 6$^4$ | PR | Bradley Klahn | 6$^3$ | 6$^6$ |
| | | | | 4 | Maximilian Marterer | 7$^7$ | 7$^8$ |
| 4 | Maximilian Marterer | 7$^7$ | 6 | 4 | Maximilian Marterer | 7$^7$ | 7$^8$ |
| PR | Kevin King | 6$^2$ | 3 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | V Estrella Burgos | 6 | 7$^7$ | | | | | | | | | | | | | | | |
| WC | L Patiño | 3 | 6$^3$ | | 1 | V Estrella Burgos | 7$^9$ | 7$^7$ | | | | | | | | | | |
| | S Fanselow | 6 | 7 | | | S Fanselow | 6$^7$ | 6$^5$ | | | | | | | | | | |
| | 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 | 6$^4$ | 3 | | | | | | | | | |
| PR | B Klahn | 6 | 3 | 3 | PR | B Klahn | 4 | 7$^7$ | 6 | | | | | | | | | |
| 8 | D Novikov | 3 | 6 | 0$^r$ | | | | | | | | | | | PR | B Klahn | 7 | 7$^7$ |
| 3 | Q Halys | 6$^5$ | 6 | 6 | | | | | | | | | | | 3 | Q Halys | 5 | 6$^4$ |
| | J Hernández-Fernández | 7$^7$ | 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 | 6$^4$ | | | | | | | | | |
| | A Falla | 6$^3$ | 3 | | 7 | C Garín | 4 | 6 | 7$^7$ | | | | | | | | | |
| 7 | C Garín | 7$^7$ | 6 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | S Groth | 7 | 7 | | | | | | | | | | | | | | |
| WC | M Sánchez | 5 | 5 | | 5 | S Groth | 3 | 0$^r$ | | | | | | | | | |
| | D Köpfer | 7$^7$ | 2 | 6 | | D Köpfer | 6 | 1 | | | | | | | | | |
| | R Quiroz | 6$^5$ | 6 | 4 | | | | | | | D Köpfer | 4 | 2 | | | | |
| Q | Jared Hiltzik | 4 | 6$^4$ | | | | | | | 4 | M Marterer | 6 | 6 | | | | |
| WC | L Gómez | 6 | 7$^7$ | | WC | L Gómez | 2 | 4 | | | | | | | | | |
| Q | E Gómez | 1 | 1 | | 4 | M Marterer | 6 | 6 | | | | | | | | | |
| 4 | M Marterer | 6 | 6 | | | | | | | | | | | 4 | M Marterer | 7$^7$ | 6 |
| 6 | M Arévalo | 4 | 7$^7$ | 7$^7$ | | | | | | | | | | PR | K King | 6$^2$ | 3 |
| | C Eubanks | 6 | 6$^5$ | 6$^5$ | 6 | M Arévalo | 7$^7$ | 3 | 6$^3$ | | | | | | | | |
| WC | T Hank | 7$^7$ | 4 | 2 | PR | K King | 6$^5$ | 6 | 7$^7$ | | | | | | | | |
| PR | K King | 6$^3$ | 6 | 6 | | | | | | PR | K King | 7$^7$ | 7$^7$ | | | | |
| | E King | 6 | 5 | | | | | | | | E King | 6$^5$ | 6$^4$ | | | | |
| | DE Galán | 2 | 3$^r$ | | | E King | 4 | 7$^7$ | 1 | | | | | | | | |
| | M Moraing | 6$^5$ | 6 | 6 | | M Moraing | 6 | 6$^3$ | 0$^r$ | | | | | | | | |
| 2 | E Escobedo | 7$^7$ | 3 | 4 | | | | | | | | | | | | | |