# 2020 Moneta Czech Open – Singles

Pablo Andújar was the defending champion but lost in the final to Kamil Majchrzak.
Majchrzak won the title after defeating Andújar 6–2, 7–6$^{(7–5)}$ in the final.

## Seeds

* Pablo Andújar (final)
* Jiří Veselý (second round)
* Stefano Travaglia (semifinals)
* Jaume Munar (first round)
* Pedro Martínez (second round)
* Kamil Majchrzak (champion)
* Taro Daniel (second round)
* Evgeny Donskoy (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 | Pablo Andújar | 6 | 6 | | | | | |
| 3 | Stefano Travaglia | 0 | 3 | | | | | |
| 3 | Stefano Travaglia | 0 | 3 | | 1 | Pablo Andújar | 2 | 6$^5$ |
| | | | | | 6 | Kamil Majchrzak | 6 | 7$^7$ |
| WC | Jiří Lehečka | 6 | 1 | 2 | 6 | Kamil Majchrzak | 6 | 7$^7$ |
| 6 | Kamil Majchrzak | 4 | 6 | 6 | | | | |

### 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 | P Andújar | 6 | 6 | | | | | | | | | | | | | | | |
| WC | Z Kolář | 4 | 3 | | 1 | P Andújar | 6 | 3 | | | | | | | | | | |
| | DE Galán | 6 | 3 | 4 | | L Giustino | 0 | 0$^r$ | | | | | | | | | | |
| | L Giustino | 2 | 6 | 6 | | | | | | 1 | P Andújar | 6 | 7$^7$ | | | | | |
| | J Kovalík | 7$^7$ | 6 | | | | | | | | J Kovalík | 2 | 6$^3$ | | | | | |
| | Hy Chung | 6$^5$ | 2 | | | J Kovalík | 6 | 2 | 6 | | | | | | | | | |
| | C-M Stebe | 5 | 6 | 6 | | C-M Stebe | 1 | 6 | 2 | | | | | | | | | |
| 8 | E Donskoy | 7 | 2 | 2 | | | | | | | | | | | 1 | P Andújar | 6 | 6 |
| 3 | S Travaglia | 3 | 6 | 6 | | | | | | | | | | | 3 | S Travaglia | 0 | 3 |
| WC | D Svrčina | 6 | 1 | 1 | 3 | S Travaglia | 7$^7$ | 6 | | | | | | | | | | |
| | Y Maden | 6 | 4 | 1 | LL | D Popko | 6$^5$ | 4 | | | | | | | | | | |
| LL | D Popko | 3 | 6 | 6 | | | | | | 3 | S Travaglia | 3 | 6 | 6 | | | | |
| | A Bolt | 3 | 3 | | | | | | | | M Kližan | 6 | 2 | 1 | | | | |
| | M Kližan | 6 | 6 | | | M Kližan | 1 | 7$^8$ | 6 | | | | | | | | | |
| | S Diez | 2 | 4 | | 5 | P Martínez | 6 | 6$^6$ | 1 | | | | | | | | | |
| 5 | P Martínez | 6 | 6 | | | | | | | | | | | | | | | |

### 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 |
| 7 | T Daniel | 4 | 6 | 6 | | | | | | | | | | | | | |
| | F Bagnis | 6 | 4 | 3 | 7 | T Daniel | 3 | 4 | | | | | | | | | |
| LL | L Rosol | 4 | 3 | | Q | F Horanský | 6 | 6 | | | | | | | | | |
| Q | F Horanský | 6 | 6 | | | | | | Q | F Horanský | 1 | 1 | | | | | |
| Q | F Ferreira Silva | 6$^5$ | 6 | 5 | | | | | WC | J Lehečka | 6 | 6 | | | | | |
| WC | J Lehečka | 7$^7$ | 4 | 7 | WC | J Lehečka | 7$^7$ | 6 | | | | | | | | | |
| | N Milojević | 6 | 6 | | | N Milojević | 6$^4$ | 3 | | | | | | | | | |
| 4 | J Munar | 4 | 3 | | | | | | | | | | WC | J Lehečka | 6 | 1 | 2 |
| 6 | K Majchrzak | 6 | 6 | | | | | | | | | | 6 | K Majchrzak | 4 | 6 | 6 |
| Q | R Safiullin | 4 | 4 | | 6 | K Majchrzak | 6 | 6 | | | | | | | | | |
| | K Coppejans | 1 | 4 | | | M Polmans | 3 | 2 | | | | | | | | | |
| | M Polmans | 6 | 6 | | | | | | 6 | K Majchrzak | 6 | 6 | | | | | |
| | H Laaksonen | 4 | 3 | | | | | | Q | A Vukic | 4 | 1 | | | | | |
| Q | A Vukic | 6 | 6 | | Q | A Vukic | 7$^7$ | 6 | | | | | | | | | |
| | I Ivashka | 2 | 3 | | 2 | J Veselý | 6$^4$ | 3 | | | | | | | | | |
| 2 | J Veselý | 6 | 6 | | | | | | | | | | | | | | |