# 2019 Thindown Challenger Biella – Singles

Federico Delbonis was the defending champion but chose not to defend his title.
Gianluca Mager won the title after defeating Paolo Lorenzi 6–0, 6–7$^{(4–7)}$, 7–5 in the final.

## Seeds

All seeds receive a bye into the second round.
* Alejandro Davidovich Fokina (semifinals)
* Jaume Munar (semifinals)
* Andrej Martin (third round)
* Paolo Lorenzi (final)
* Taro Daniel (quarterfinals)
* Lorenzo Giustino (second round)
* Alessandro Giannessi (quarterfinals)
* Gianluca Mager (champion)
* Filippo Baldi (second round)
* Federico Gaio (third round)
* Mario Vilella Martínez (third round)
* Marco Trungelliti (third round)
* Tommy Robredo (quarterfinals)
* Stefano Napolitano (third round)
* Elliot Benchetrit (third round)
* Carlos Berlocq (third 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 | Final |
| 1 | Alejandro Davidovich Fokina | 6 | 6 | | | | | | | | | | | |
| 7 | Alessandro Giannessi | 2 | 1 | | | | | | | | | | | |
| 7 | Alessandro Giannessi | 2 | 1 | | 1 | Alejandro Davidovich Fokina | 3 | 6 | 5 | | | | | |
| | | | | | 4 | Paolo Lorenzi | 6 | 4 | 7 | | | | | |
| 4 | Paolo Lorenzi | 5 | 6 | 6 | 4 | Paolo Lorenzi | 6 | 4 | 7 | | | | | |
| | Andrea Collarini | 7 | 4 | 1 | | | | | | | | | | |
| | Andrea Collarini | 7 | 4 | 1 | | | | | | 4 | Paolo Lorenzi | 0 | 7$^7$ | 5 |
| | | | | | | | | | | 8 | Gianluca Mager | 6 | 6$^4$ | 7 |
| 8 | Gianluca Mager | 6 | 6$^4$ | 6 | | | | | | | | | | | 8 | Gianluca Mager | 6 | 6$^4$ | 7 |
| 13 | Tommy Robredo | 1 | 7$^7$ | 1 | | | | | | | | | | |
| 13 | Tommy Robredo | 1 | 7$^7$ | 1 | 8 | Gianluca Mager | 6 | 6 | | | | | | |
| | | | | | 2 | Jaume Munar | 4 | 2 | | | | | | |
| 5 | Taro Daniel | 6$^5$ | 2 | | 2 | Jaume Munar | 4 | 2 | | | | | | |
| 2 | Jaume Munar | 7$^7$ | 6 | | | | | | | | | | | |

### Top half
#### Section 1

| 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 |
| | | | | 1 | A Davidovich Fokina | 7 | 7 | | | | | | | | | |
| | Jeremy Jahn | 6 | 6 | | J Jahn | 5 | 5 | | | | | | | | | |
| | E Dalla Valle | 3 | 4 | | | | | | 1 | A Davidovich Fokina | 6 | 6 | | | | |
| | M Chazal | 6 | 6 | | | | | | 15 | E Benchetrit | 2 | 2 | | | | |
| | Y Shimizu | 3 | 3 | | M Chazal | 3 | 6 | 4 | | | | | | | | |
| | | | | 15 | E Benchetrit | 6 | 3 | 6 | | | | | | | | |
| | | | | | | | | | | | | | 1 | A Davidovich Fokina | 6 | 6 |
| | | | | | | | | | | | | | 7 | A Giannessi | 2 | 1 |
| | | | | 12 | M Trungelliti | 5 | 6 | 6 | | | | | | | | |
| | C Lindell | 1 | 6$^8$ | | H Casanova | 7 | 3 | 4 | | | | | | | | |
| | H Casanova | 6 | 7$^{10}$ | | | | | | 12 | M Trungelliti | 6$^4$ | 1 | | | | |
| WC | Giacomo Dambrosi | 0 | 5 | | | | | | 7 | A Giannessi | 7$^7$ | 6 | | | | |
| WC | Pietro Rondoni | 6 | 5$^r$ | WC | G Dambrosi | 4 | 4 | | | | | | | | | |
| | | | | 7 | A Giannessi | 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 4 | P Lorenzi | 6 | 7 | | | | | | | | | | | |
| | Carlos Boluda-Purkiss | 5 | 0$^r$ | | | A Arnaboldi | 3 | 5 | | | | | | | | | | | |
| | A Arnaboldi | 7 | 2 | | | | | | | 4 | P Lorenzi | 6 | 6 | | | | | | |
| | P Cachin | 6 | 3 | 2 | | | | | | 16 | C Berlocq | 4 | 3 | | | | | | |
| | R Bonadio | 4 | 6 | 6 | | R Bonadio | 1 | 1 | | | | | | | | | | | |
| | | | | | 16 | C Berlocq | 6 | 6 | | | | | | | | | | | |
| | | | | | | | | | | | | | | | 4 | P Lorenzi | 5 | 6 | 6 |
| | | | | | | | | | | | | | | | | A Collarini | 7 | 4 | 1 |
| | | | | | 11 | M Vilella Martínez | 6 | 6 | | | | | | | | | | | |
| | R Brancaccio | 6 | 6 | | | R Brancaccio | 1 | 4 | | | | | | | | | | | |
| Q | F Romboli | 3 | 2 | | | | | | | 11 | M Vilella Martínez | 7$^7$ | 4 | 2 | | | | | |
| | T Bellucci | 3 | 3 | | | | | | | | A Collarini | 6$^4$ | 6 | 6 | | | | | |
| | A Collarini | 6 | 6 | | | A Collarini | 7$^7$ | 5 | 6 | | | | | | | | | | |
| | | | | | 6 | L Giustino | 6$^5$ | 7 | 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 8 | G Mager | 6 | 6 | | | | | | | | | | | |
| | O Roca Batalla | 6 | 6 | | | O Roca Batalla | 4 | 3 | | | | | | | | | | | |
| WC | M Arnaldi | 3 | 0 | | | | | | | 8 | G Mager | 6 | 7$^7$ | | | | | | |
| | Peter Heller | 7$^7$ | 6 | | | | | | | | P Heller | 4 | 6$^3$ | | | | | | |
| | Jordan Correia | 6$^4$ | 2 | | | P Heller | 3 | 6 | 7 | | | | | | | | | | |
| | | | | | 9 | F Baldi | 6 | 4 | 5 | | | | | | | | | | |
| | | | | | | | | | | | | | | | 8 | G Mager | 6 | 6$^4$ | 6 |
| | | | | | | | | | | | | | | | 13 | T Robredo | 1 | 7$^7$ | 1 |
| | | | | | 13 | T Robredo | 6 | 6 | | | | | | | | | | | |
| | G Quinzi | 2 | 6 | 3 | Q | OJ Gutierrez | 0 | 1 | | | | | | | | | | | |
| Q | Oscar José Gutierrez | 6 | 1 | 6 | | | | | | 13 | T Robredo | 7$^7$ | 3 | 6 | | | | | |
| WC | Gabriele Felline | 1 | 0 | | | | | | | 3 | A Martin | 6$^1$ | 6 | 3 | | | | | |
| | Eduard Esteve Lobato | 6 | 6 | | | E Esteve Lobato | 6$^4$ | 3 | | | | | | | | | | | |
| | | | | | 3 | A Martin | 7$^7$ | 6 | | | | | | | | | | | |

#### 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 |
| | | | | | 5 | T Daniel | 6 | 6 | | | | | | | | | |
| PR | D Muñoz de la Nava | 5 | 6 | 7$^8$ | PR | D Muñoz de la Nava | 3 | 4 | | | | | | | | | |
| | S Ehrat | 7 | 4 | 6$^6$ | | | | | 5 | T Daniel | 7$^7$ | 3 | 6 | | | | |
| | D Gimeno Traver | 3 | 5 | | | | | | 10 | F Gaio | 6$^4$ | 6 | 3 | | | | |
| | V Galović | 6 | 7 | | | V Galović | 4 | 4 | | | | | | | | | |
| | | | | | 10 | F Gaio | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 5 | T Daniel | 6$^5$ | 2 |
| | | | | | | | | | | | | | | 2 | J Munar | 7$^7$ | 6 |
| | | | | | 14 | S Napolitano | 6 | 6 | | | | | | | | | |
| | M Eriksson | 6 | 7$^7$ | | | M Eriksson | 4 | 4 | | | | | | | | | |
| WC | F Arnaboldi | 4 | 6$^3$ | | | | | | 14 | S Napolitano | 4 | 2 | | | | | |
| | GM Moroni | 6 | 4 | | | | | | 2 | J Munar | 6 | 6 | | | | | |
| | A Pellegrino | 1 | 1$^r$ | | | GM Moroni | 5 | 2 | | | | | | | | | |
| | | | | | 2 | J Munar | 7 | 6 | | | | | | | | | |