# 2022 Ambato La Gran Ciudad – Singles

Thiago Agustín Tirante was the defending champion but lost in the semifinals to Facundo Bagnis.
Bagnis won the title after defeating João Lucas Reis da Silva 7–6$^{(9–7)}$, 6–4 in the final.

## Seeds

* Juan Pablo Varillas (semifinals)
* Facundo Bagnis (champion)
* Juan Pablo Ficovich (first round)
* Facundo Mena (quarterfinals)
* Santiago Rodríguez Taverna (quarterfinals)
* Gerald Melzer (first round)
* Miljan Zekić (quarterfinals)
* Thiago Agustín Tirante (semifinals)

## 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 | Semifinals | Final | Final | Final | Final |
| 1 | Juan Pablo Varillas | 4 | 4 | | | | | |
| | João Lucas Reis da Silva | 6 | 6 | | | | | |
| | João Lucas Reis da Silva | 6 | 6 | | | João Lucas Reis da Silva | 6$^7$ | 4 |
| | | | | | 2 | Facundo Bagnis | 7$^9$ | 6 |
| 8 | Thiago Agustín Tirante | 3 | 7$^7$ | 6$^5$ | 2 | Facundo Bagnis | 7$^9$ | 6 |
| 2 | Facundo Bagnis | 6 | 6$^3$ | 7$^7$ | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | JP Varillas | 6 | 6 | | | | | | | | | | | | | | |
| Q | Kosuke Ogura | 2 | 2 | | 1 | JP Varillas | 7$^8$ | 7$^7$ | | | | | | | | | |
| | G Mpetshi Perricard | 6 | 7$^8$ | | | G Mpetshi Perricard | 6$^6$ | 6$^4$ | | | | | | | | | |
| PR | J Choinski | 3 | 6$^6$ | | | | | | | 1 | JP Varillas | 6 | 7$^9$ | | | | |
| | R Quiroz | 6 | 4 | 2 | | | | | | | N Mejía | 2 | 6$^7$ | | | | |
| Q | J Panta | 1 | 6 | 6 | Q | J Panta | 3 | 4 | | | | | | | | | |
| | N Mejía | 7 | 7$^8$ | | | N Mejía | 6 | 6 | | | | | | | | | |
| 6 | G Melzer | 5 | 6$^6$ | | | | | | | | | | | 1 | JP Varillas | 4 | 4 |
| 3 | JP Ficovich | 6$^9$ | 4 | | | | | | | | | | | | JL Reis da Silva | 6 | 6 |
| | JL Reis da Silva | 7$^{11}$ | 6 | | | JL Reis da Silva | 5 | 6 | 6 | | | | | | | | |
| | N Álvarez | 7$^7$ | 6 | | | N Álvarez | 7 | 1 | 4 | | | | | | | | |
| | M Dellien | 6$^3$ | 3 | | | | | | | | JL Reis da Silva | 7$^7$ | 6 | | | | |
| | Facundo Juárez | 4 | 5 | | | | | | | 7 | M Zekić | 6$^1$ | 1 | | | | |
| | B Lock | 6 | 7 | | | B Lock | 3 | 4 | | | | | | | | | |
| Q | S Balaji | 4 | 6$^9$ | | 7 | M Zekić | 6 | 6 | | | | | | | | | |
| 7 | M Zekić | 6 | 7$^{11}$ | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | TA Tirante | 7$^7$ | 7 | | | | | | | | | | | | | | |
| WC | Á Guillén Meza | 6$^3$ | 5 | | 8 | TA Tirante | 6 | 6 | | | | | | | | | |
| Q | C Huertas del Pino | 3 | 2 | | Q | K Pannu | 2 | 2 | | | | | | | | | |
| Q | K Pannu | 6 | 6 | | | | | | 8 | TA Tirante | 6 | 7 | | | | | |
| Alt | Sean Cuenin | 7 | 6$^6$ | 5 | | | | | 4 | F Mena | 2 | 5 | | | | | |
| WC | A Andrade | 5 | 7$^8$ | 7 | WC | A Andrade | 3 | 4 | | | | | | | | | |
| Q | Matías Zukas | 6 | 1 | 0 | 4 | F Mena | 6 | 6 | | | | | | | | | |
| 4 | F Mena | 4 | 6 | 6 | | | | | | | | | 8 | TA Tirante | 3 | 7$^7$ | 6$^5$ |
| 5 | S Rodríguez Taverna | 6 | 6 | | | | | | | | | | 2 | F Bagnis | 6 | 6$^3$ | 7$^7$ |
| | M Jaziri | 1 | 3 | | 5 | S Rodríguez Taverna | 6 | 6 | | | | | | | | | |
| | D Popko | 4 | 5 | | | JB Otegui | 4 | 4 | | | | | | | | | |
| | Juan Bautista Otegui | 6 | 7 | | | | | | 5 | S Rodríguez Taverna | 4 | 3 | | | | | |
| | N Milojević | 7 | 6 | | | | | | 2 | F Bagnis | 6 | 6 | | | | | |
| WC | C March | 5 | 1 | | | N Milojević | 6$^6$ | 4 | | | | | | | | | |
| Alt | A Huertas del Pino | 3 | 6$^0$ | | 2 | F Bagnis | 7$^8$ | 6 | | | | | | | | | |
| 2 | F Bagnis | 6 | 7$^7$ | | | | | | | | | | | | | | |