# 2019 Morelos Open – Singles

Dennis Novikov was the defending champion but lost in the third round to Renzo Olivo.
Matías Franco Descotte won the title after defeating Gonzalo Escobar 6–1, 6–4 in the final.

## Seeds

All seeds receive a bye into the second round.
* Peđa Krstin (second round)
* Roberto Quiroz (quarterfinals)
* Ernesto Escobedo (second round)
* Daniel Elahi Galán (third round)
* Christian Harrison (third round)
* Roberto Cid Subervi (second round)
* Santiago Giraldo (third round)
* Mikael Torpegaard (second round)
* Thai-Son Kwiatkowski (second round)
* Roberto Ortega Olmedo (quarterfinals)
* Dennis Novikov (third round)
* Ante Pavić (second round, retired)
* Ulises Blanch (second round)
* Sebastian Fanselow (second round)
* Evan King (semifinals)
* Alexander Sarkissian (second 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

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| ITF | Matías Franco Descotte | 7$^8$ | 4 | 6 | | | | | | | | | |
| 10 | Roberto Ortega Olmedo | 6$^6$ | 6 | 4 | | | | | | | | | |
| 10 | Roberto Ortega Olmedo | 6$^6$ | 6 | 4 | ITF | Matías Franco Descotte | 7$^7$ | 3 | 7 | | | | |
| | | | | | 15 | Evan King | 6$^5$ | 6 | 5 | | | | |
| 15 | Evan King | 7$^7$ | 6$^4$ | 6 | 15 | Evan King | 6$^5$ | 6 | 5 | | | | |
| | Renzo Olivo | 6$^4$ | 7$^7$ | 4 | | | | | | | | | |
| | Renzo Olivo | 6$^4$ | 7$^7$ | 4 | | | | | | ITF | Matías Franco Descotte | 6 | 6 |
| | | | | | | | | | | | Gonzalo Escobar | 1 | 4 |
| | Gonzalo Escobar | 6 | 6 | | | | | | | | | | | Gonzalo Escobar | 1 | 4 |
| PR | Facundo Mena | 4 | 4 | | | | | | | | | | |
| PR | Facundo Mena | 4 | 4 | | | Gonzalo Escobar | 6 | 6 | | | | | |
| | | | | | | Steven Diez | 2 | 1 | | | | | |
| | Steven Diez | 7$^7$ | 6 | | | Steven Diez | 2 | 1 | | | | | |
| 2 | Roberto Quiroz | 6$^3$ | 0 | | | | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1 | P Krstin | 5 | 4 | | | | | | | | | | |
| WC | L Gómez | 3 | 4 | | | MT Barrios Vera | 7 | 6 | | | | | | | | | | |
| | MT Barrios Vera | 6 | 6 | | | | | | | MT Barrios Vera | 5 | 6 | 5 | | | | | |
| ITF | MF Descotte | 6 | 3 | 6 | | | | | ITF | MF Descotte | 7 | 1 | 7 | | | | | |
| ITF | C Ugo Carabelli | 4 | 6 | 3 | ITF | MF Descotte | 6 | 6 | | | | | | | | | | |
| | | | | | 14 | S Fanselow | 4 | 2 | | | | | | | | | | |
| | | | | | | | | | | | | | | ITF | MF Descotte | 7$^8$ | 4 | 6 |
| | | | | | | | | | | | | | | 10 | R Ortega Olmedo | 6$^6$ | 6 | 4 |
| | | | | | 10 | R Ortega Olmedo | 6 | 6 | | | | | | | | | | |
| | Carlos Boluda-Purkiss | 6 | 6 | | | C Boluda-Purkiss | 4 | 4 | | | | | | | | | | |
| | JP Varillas | 3 | 4 | | | | | | 10 | R Ortega Olmedo | 7$^8$ | 6 | | | | | | |
| ITF | J Menezes | 6 | 6 | | | | | | ITF | J Menezes | 6$^6$ | 3 | | | | | | |
| | J Sels | 3 | 2 | | ITF | J Menezes | 7 | 6 | | | | | | | | | | |
| | | | | | 8 | M Torpegaard | 5 | 1 | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 3 | E Escobedo | 6$^2$ | 3 | | | | | | | | | |
| WC | G López Villaseñor | 6 | 6 | WC | G López Villaseñor | 7$^7$ | 6 | | | | | | | | | |
| PR | D Nguyen | 3 | 3 | | | | | WC | G López Villaseñor | 4 | 2 | | | | | |
| | A González | 6 | 6 | | | | | 15 | E King | 6 | 6 | | | | | |
| Alt | J Härteis | 3 | 1 | | A González | 4 | 3 | | | | | | | | | |
| | | | | 15 | E King | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | 15 | E King | 7$^7$ | 6$^4$ | 6 |
| | | | | | | | | | | | | | R Olivo | 6$^4$ | 7$^7$ | 4 |
| | | | | 11 | D Novikov | 6 | 6 | | | | | | | | | |
| WC | M Sánchez | 6 | 6 | WC | M Sánchez | 3 | 2 | | | | | | | | | |
| Q | G Villanueva | 3 | 3 | | | | | 11 | D Novikov | 2 | 4 | | | | | |
| | R Olivo | 6 | 6 | | | | | | R Olivo | 6 | 6 | | | | | |
| WC | A Hernández | 4 | 1 | | R Olivo | 7$^7$ | 6 | | | | | | | | | |
| | | | | 6 | R Cid Subervi | 6$^4$ | 3 | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 5 | C Harrison | 4 | 6 | 6 | | | | | | | | |
| Q | M Guinard | 7$^7$ | 6 | | Q | M Guinard | 6 | 1 | 4 | | | | | | | | |
| | A Collarini | 6$^3$ | 4 | | | | | | | 5 | C Harrison | 6$^5$ | 3 | | | | |
| | G Escobar | 7$^7$ | 6 | | | | | | | | G Escobar | 7$^7$ | 6 | | | | |
| | Renta Tokuda | 6$^4$ | 4 | | | G Escobar | 5 | 6 | 6 | | | | | | | | |
| | | | | | 9 | T-S Kwiatkowski | 7 | 4 | 2 | | | | | | | | |
| | | | | | | | | | | | | | | | G Escobar | 6 | 6 |
| | | | | | | | | | | | | | | PR | F Mena | 4 | 4 |
| | | | | | 13 | U Blanch | 6 | 5 | 2 | | | | | | | | |
| PR | F Mena | 6 | 6 | | PR | F Mena | 3 | 7 | 6 | | | | | | | | |
| | M-A Hüsler | 4 | 2 | | | | | | | PR | F Mena | 6 | 6 | | | | |
| | A Pellegrino | 6 | 1 | 1 | | | | | | 4 | DE Galán | 4 | 4 | | | | |
| | E Gómez | 4 | 6 | 6 | | E Gómez | 1 | 6 | 6$^6$ | | | | | | | | |
| | | | | | 4 | DE Galán | 6 | 2 | 7$^8$ | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 7 | S Giraldo | 6 | 7 | | | | | | | | | |
| | Mi Redlicki | 4 | 6 | 7 | | Mi Redlicki | 4 | 5 | | | | | | | | | |
| | TK Wang | 6 | 2 | 5 | | | | | 7 | S Giraldo | 6 | 1 | 1 | | | | |
| | S Diez | 7 | 6 | | | | | | | S Diez | 3 | 6 | 6 | | | | |
| | V Estrella Burgos | 5 | 0 | | | S Diez | 6 | 2 | | | | | | | | | |
| | | | | | 12 | A Pavić | 4 | 0$^r$ | | | | | | | | | |
| | | | | | | | | | | | | | | | S Diez | 7$^7$ | 6 |
| | | | | | | | | | | | | | | 2 | R Quiroz | 6$^3$ | 0 |
| | | | | | 16 | A Sarkissian | 4 | 0$^r$ | | | | | | | | | |
| | Evan Song | 5 | 3 | | | S Kozlov | 6 | 3 | | | | | | | | | |
| | S Kozlov | 7 | 6 | | | | | | | S Kozlov | 4 | 6$^5$ | | | | | |
| ITF | J Souza | 6 | 6 | | | | | | 2 | R Quiroz | 6 | 7$^7$ | | | | | |
| WC | L Patiño | 4 | 3 | | ITF | J Souza | 4 | 0 | | | | | | | | | |
| | | | | | 2 | R Quiroz | 6 | 6 | | | | | | | | | |