# 2020 JC Ferrero Challenger Open – Singles

Pablo Andújar was the defending champion but chose not to defend his title.
Carlos Alcaraz won the title after defeating Pedro Martínez 7–6$^{(8–6)}$, 6–3 in the final.

## Seeds

* Pedro Martínez (final)
* Juan Pablo Varillas (first round)
* Bernabé Zapata Miralles (semifinals)
* Carlos Taberner (first round)
* Alex Bolt (first round)
* Daniel Elahi Galán (second round)
* Lorenzo Giustino (first round)
* Denis Istomin (first 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

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Pedro Martínez | 6 | 2 | 6 | | | | |
| 3 | Bernabé Zapata Miralles | 4 | 6 | 3 | | | | |
| 3 | Bernabé Zapata Miralles | 4 | 6 | 3 | 1 | Pedro Martínez | 6$^6$ | 3 |
| | | | | | | Carlos Alcaraz | 7$^8$ | 6 |
| | Carlos Alcaraz | 1 | 6 | 6 | | Carlos Alcaraz | 7$^8$ | 6 |
| | Mario Vilella Martínez | 6 | 3 | 4 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | P Martínez | 6 | 3 | | | | | | | | | | | | | | | |
| | M Trungelliti | 4 | 0$^r$ | | 1 | P Martínez | 6 | 6 | | | | | | | | | | |
| | B Nakashima | 4 | 3 | | | G García López | 4 | 0 | | | | | | | | | | |
| | G García López | 6 | 6 | | | | | | 1 | P Martínez | 6 | 1 | 6 | | | | | |
| | T Macháč | 6 | 6 | | | | | | | T Macháč | 4 | 6 | 2 | | | | | |
| | P Polansky | 1 | 1 | | | T Macháč | 6 | 6 | | | | | | | | | | |
| Q | L Broady | 7 | 6 | | Q | L Broady | 3 | 2 | | | | | | | | | | |
| 7 | L Giustino | 5 | 3 | | | | | | | | | | | 1 | P Martínez | 6 | 2 | 6 |
| 3 | B Zapata Miralles | 7 | 6 | | | | | | | | | | | 3 | B Zapata Miralles | 4 | 6 | 3 |
| SE | C Gimeno Valero | 5 | 2 | | 3 | B Zapata Miralles | 6 | 7 | | | | | | | | | | |
| WC | J Barranco Cosano | 5 | 6 | 6$^4$ | WC | P Martín Tiffon | 3 | 5 | | | | | | | | | | |
| WC | Pol Martín Tiffon | 7 | 2 | 7$^7$ | | | | | 3 | B Zapata Miralles | 6 | 4 | 6 | | | | | |
| | E Couacaud | 2 | 1 | | | | | | | A Vukic | 1 | 6 | 1 | | | | | |
| | A Vukic | 6 | 6 | | | A Vukic | 6 | 6 | | | | | | | | | | |
| Q | Í Cervantes | 1 | 7 | 6 | Q | Í Cervantes | 1 | 1 | | | | | | | | | | |
| 5 | A Bolt | 6 | 5 | 3 | | | | | | | | | | | | | | |

### 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 |
| 6 | DE Galán | 6 | 6 | | | | | | | | | | | | | | |
| | A Collarini | 4 | 3 | | 6 | DE Galán | 1 | 6 | 3 | | | | | | | | |
| | R Ramanathan | 6$^4$ | 6$^3$ | | | C Alcaraz | 6 | 3 | 6 | | | | | | | | |
| | C Alcaraz | 7$^7$ | 7$^7$ | | | | | | | C Alcaraz | 3 | 6 | 6 | | | | |
| PR | T Robredo | 3 | 3 | | | | | | | JP Ficovich | 6 | 4 | 2 | | | | |
| Q | MT Barrios Vera | 6 | 6 | | Q | MT Barrios Vera | 3 | 0 | | | | | | | | | |
| | JP Ficovich | 7$^7$ | 6 | | | JP Ficovich | 6 | 6 | | | | | | | | | |
| 4 | C Taberner | 6$^5$ | 3 | | | | | | | | | | | C Alcaraz | 1 | 6 | 6 |
| 8 | D Istomin | 6$^5$ | 3 | | | | | | | | | | | M Vilella Martínez | 6 | 3 | 4 |
| | N Kuhn | 7$^7$ | 6 | | | N Kuhn | 1 | 2 | | | | | | | | | |
| LL | O Roca Batalla | 1 | 5 | | | S Diez | 6 | 6 | | | | | | | | | |
| | S Diez | 6 | 7 | | | | | | | S Diez | 3 | 2 | | | | | |
| WC | Diego Augusto Barreto Sánchez | 3 | 2 | | | | | | | M Vilella Martínez | 6 | 6 | | | | | |
| | M Vilella Martínez | 6 | 6 | | | M Vilella Martínez | 6 | 6 | | | | | | | | | |
| Q | M Jaziri | 2 | 6 | 6 | Q | M Jaziri | 3 | 2 | | | | | | | | | |
| 2 | JP Varillas | 6 | 1 | 4 | | | | | | | | | | | | | |