# 2019 Challenger Ciudad de Guayaquil – Singles

Guido Andreozzi was the defending champion but chose not to defend his title.
Thiago Seyboth Wild won the title after defeating Hugo Dellien 6–4, 6–0 in the final.

## Seeds

All seeds receive a bye into the second round.
* Hugo Dellien (final)
* Leonardo Mayer (quarterfinals, retired)
* Jaume Munar (third round)
* Thiago Monteiro (second round)
* Andrej Martin (third round)
* Pedro Sousa (third round)
* Paolo Lorenzi (third round)
* Sumit Nagal (withdrew)
* Federico Coria (semifinals)
* Emilio Gómez (second round)
* Facundo Bagnis (quarterfinals)
* Juan Pablo Varillas (semifinals)
* Jozef Kovalík (third round)
* Mario Vilella Martínez (second round)
* Yannick Hanfmann (quarterfinals)
* João Domingues (second round)

## 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 |
| 1/WC | Hugo Dellien | 7 | 6 | | | | | | | | | | |
| 11 | Facundo Bagnis | 5 | 2 | | | | | | | | | | |
| 11 | Facundo Bagnis | 5 | 2 | | 1/WC | Hugo Dellien | 6 | 6$^3$ | 7$^7$ | | | | |
| | | | | | 9 | Federico Coria | 3 | 7$^7$ | 6$^0$ | | | | |
| 15 | Yannick Hanfmann | 6 | 5 | 4 | 9 | Federico Coria | 3 | 7$^7$ | 6$^0$ | | | | |
| 9 | Federico Coria | 4 | 7 | 6 | | | | | | | | | |
| 9 | Federico Coria | 4 | 7 | 6 | | | | | | 1/WC | Hugo Dellien | 4 | 0 |
| | | | | | | | | | | | Thiago Seyboth Wild | 6 | 6 |
| | Francisco Cerúndolo | 6$^4$ | 5 | | | | | | | | | | | Thiago Seyboth Wild | 6 | 6 |
| | Thiago Seyboth Wild | 7$^7$ | 7 | | | | | | | | | | |
| | Thiago Seyboth Wild | 7$^7$ | 7 | | | Thiago Seyboth Wild | 6 | 7 | | | | | |
| | | | | | 12 | Juan Pablo Varillas | 4 | 5 | | | | | |
| 12 | Juan Pablo Varillas | 4 | | | 12 | Juan Pablo Varillas | 4 | 5 | | | | | |
| 2 | Leonardo Mayer | 1$^r$ | | | | | | | | | | | |

### Top half
#### Section 1

| 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1/WC | H Dellien | 6 | 6 | | | | | | | | | | |
| | P Krstin | 6$^6$ | 6 | 6 | | P Krstin | 3 | 2 | | | | | | | | | | |
| Q | R Matos | 7$^8$ | 3 | 1 | | | | | | 1/WC | H Dellien | 6 | 5 | 7 | | | | |
| | DE Galán | 6 | 6 | | | | | | | | DE Galán | 2 | 7 | 5 | | | | |
| | F Meligeni Alves | 4 | 4 | | | DE Galán | 7$^7$ | 3 | 6 | | | | | | | | | |
| | | | | | 16 | J Domingues | 6$^3$ | 6 | 3 | | | | | | | | | |
| | | | | | | | | | | | | | | | 1/WC | H Dellien | 7 | 6 |
| | | | | | | | | | | | | | | | 11 | F Bagnis | 5 | 2 |
| | | | | | 11 | F Bagnis | 6 | 6 | | | | | | | | | | |
| | TM Etcheverry | 6 | 6 | | | TM Etcheverry | 4 | 3 | | | | | | | | | | |
| | A Velotti | 2 | 3 | | | | | | | 11 | F Bagnis | 7$^7$ | 4 | 6 | | | | |
| | G Villanueva | 6 | 6 | | | | | | | 6 | P Sousa | 6$^3$ | 6 | 2 | | | | |
| WC | AC March | 4 | 3 | | | G Villanueva | 2 | 2 | | | | | | | | | | |
| | | | | | 6 | P Sousa | 6 | 6 | | | | | | | | | | |

#### Section 2

| 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 | Quarterfinals |
| | | | | | 3 | J Munar | 6 | 6 | | | | | | | | | | |
| | P Sakamoto | 6 | 6$^3$ | 4 | | OJ Gutierrez | 4 | 2 | | | | | | | | | | |
| | Oscar José Gutierrez | 3 | 7$^7$ | 6 | | | | | | 3 | J Munar | 4 | 0 | | | | | |
| | N Álvarez | 2 | 3 | | | | | | | 15 | Y Hanfmann | 6 | 6 | | | | | |
| | G Clezar | 6 | 6 | | | G Clezar | 3 | 3 | | | | | | | | | | |
| | | | | | 15 | Y Hanfmann | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | 15 | Y Hanfmann | 6 | 5 | 4 |
| | | | | | | | | | | | | | | 9 | F Coria | 4 | 7 | 6 |
| | | | | | 9 | F Coria | 6$^4$ | 7 | 0 | | | | | | | | | |
| | F Mena | 6$^4$ | 2 | | | C Lindell | 7$^7$ | 5 | 0$^r$ | | | | | | | | | |
| | C Lindell | 7$^7$ | 6 | | | | | | | 9 | F Coria | 6 | 7$^{10}$ | | | | | |
| LL | F Zeballos | 6 | 4 | 6 | | | | | | 5 | A Martin | 4 | 6$^8$ | | | | | |
| | N Mejía | 3 | 6 | 4 | LL | F Zeballos | 1 | 3 | | | | | | | | | | |
| | | | | | 5 | A Martin | 6 | 6 | | | | | | | | | | |

### Bottom half
#### Section 3

| 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 7 | P Lorenzi | 7 | 6 | | | | | | | | | |
| | Bastián Malla | 5 | 2 | | M Cuevas | 5 | 4 | | | | | | | | | |
| | M Cuevas | 7 | 6 | | | | | | 7 | P Lorenzi | 3 | 6$^5$ | | | | |
| | M Chazal | 6$^4$ | 2 | | | | | | | F Cerúndolo | 6 | 7$^7$ | | | | |
| | F Cerúndolo | 7$^7$ | 6 | | F Cerúndolo | 6 | 3 | 6 | | | | | | | | |
| | | | | 10 | E Gómez | 4 | 6 | 1 | | | | | | | | |
| | | | | | | | | | | | | | | F Cerúndolo | 6$^4$ | 5 |
| | | | | | | | | | | | | | | T Seyboth Wild | 7$^7$ | 7 |
| | | | | 13 | J Kovalík | 6 | 3 | 6 | | | | | | | | |
| | D Hidalgo | 2 | 4 | | U Blanch | 2 | 6 | 3 | | | | | | | | |
| | U Blanch | 6 | 6 | | | | | | 13 | J Kovalík | 3 | 6 | 3 | | | |
| Alt | Wilson Leite | 4 | 1 | | | | | | | T Seyboth Wild | 6 | 3 | 6 | | | |
| | T Seyboth Wild | 6 | 6 | | T Seyboth Wild | 7$^8$ | 7$^7$ | | | | | | | | | |
| | | | | 4 | T Monteiro | 6$^6$ | 6$^5$ | | | | | | | | | |

#### Section 4

| 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 |
| | | | | | Q | M Echazú | 3 | 6 | 5 | | | | | | | |
| WC | A González | 6 | 3 | 4 | WC | F Díaz Acosta | 6 | 4 | 7 | | | | | | | |
| WC | F Díaz Acosta | 4 | 6 | 6 | | | | | | WC | F Díaz Acosta | 2 | 3 | | | |
| | O Luz | 6 | 7$^7$ | | | | | | | 12 | JP Varillas | 6 | 6 | | | |
| | JP Ficovich | 3 | 6$^4$ | | | O Luz | 6$^0$ | 0$^r$ | | | | | | | | |
| | | | | | 12 | JP Varillas | 7$^7$ | 2 | | | | | | | | |
| | | | | | | | | | | | | | | 12 | JP Varillas | 4 |
| | | | | | | | | | | | | | | 2 | L Mayer | 1$^r$ |
| | | | | | 14 | M Vilella Martínez | 7$^7$ | 5 | 2 | | | | | | | |
| | J Menezes | 2 | 2 | | | R Quiroz | 6$^5$ | 7 | 6 | | | | | | | |
| | R Quiroz | 6 | 6 | | | | | | | | R Quiroz | 3 | 4 | | | |
| | A Collarini | 6 | 6 | | | | | | | 2 | L Mayer | 6 | 6 | | | |
| WC | Alexander Zederbauer | 2 | 2 | | | A Collarini | 1 | 6 | 4 | | | | | | | |
| | | | | | 2 | L Mayer | 6 | 2 | 6 | | | | | | | |