# 2019 Da Nang Tennis Open – Singles

This was the first edition of the tournament.
Marcel Granollers won the title after defeating Matteo Viola 6–2, 6–0 in the final.

## Seeds

All seeds receive a bye into the second round.
* Marcel Granollers (champion)
* Matteo Viola (final)
* Sasikumar Mukund (third round)
* Thai-Son Kwiatkowski (semifinals)
* Yang Tsung-hua (quarterfinals)
* Evan Song (second round)
* Sebastian Fanselow (third round, retired)
* Yusuke Takahashi (second round)
* Renta Tokuda (second round)
* Zsombor Piros (second round)
* Sumit Nagal (third round)
* Alexandre Müller (second round)
* Carlos Boluda-Purkiss (third round)
* Antoine Escoffier (second round)
* Makoto Ochi (second round)
* Denis Yevseyev (semifinals, retired)

## 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 | Marcel Granollers | 6$^4$ | 6 | 6 | | | | | | | | | |
| | Alen Avidzba | 7$^7$ | 2 | 4 | | | | | | | | | |
| | Alen Avidzba | 7$^7$ | 2 | 4 | 1 | Marcel Granollers | 3 | | | | | | |
| | | | | | 16 | Denis Yevseyev | 0$^r$ | | | | | | |
| 16 | Denis Yevseyev | 6 | 6$^5$ | 6 | 16 | Denis Yevseyev | 0$^r$ | | | | | | |
| | Gerard Granollers | 4 | 7$^7$ | 3 | | | | | | | | | |
| | Gerard Granollers | 4 | 7$^7$ | 3 | | | | | | 1 | Marcel Granollers | 6 | 6 |
| | | | | | | | | | | 2 | Matteo Viola | 2 | 0 |
| 5 | Yang Tsung-hua | 4 | 6$^7$ | | | | | | | | | | | 2 | Matteo Viola | 2 | 0 |
| 4 | Thai-Son Kwiatkowski | 6 | 7$^9$ | | | | | | | | | | |
| 4 | Thai-Son Kwiatkowski | 6 | 7$^9$ | | 4 | Thai-Son Kwiatkowski | 7 | 6$^5$ | 2 | | | | |
| | | | | | 2 | Matteo Viola | 5 | 7$^7$ | 6 | | | | |
| | Bai Yan | 3 | 6$^5$ | | 2 | Matteo Viola | 5 | 7$^7$ | 6 | | | | |
| 2 | Matteo Viola | 6 | 7$^7$ | | | | | | | | | | |

### 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 1 | M Granollers | 1 | 6 | 6 | | | | | | | | | | |
| Q | K Uesugi | 3 | 4 | | A Rinderknech | 6 | 4 | 4 | | | | | | | | | | |
| | A Rinderknech | 6 | 6 | | | | | | 1 | M Granollers | 6 | 6 | | | | | | |
| WC | So Ratiwatana | 4 | 6$^6$ | | | | | | 13 | C Boluda-Purkiss | 4 | 3 | | | | | | |
| LL | Alafia Ayeni | 6 | 7$^8$ | LL | A Ayeni | 1 | 7$^7$ | 0 | | | | | | | | | | |
| | | | | 13 | Carlos Boluda-Purkiss | 6 | 6$^5$ | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | 1 | M Granollers | 6$^4$ | 6 | 6 |
| | | | | | | | | | | | | | | | A Avidzba | 7$^7$ | 2 | 4 |
| | | | | 12 | A Müller | 2 | 7 | 6$^7$ | | | | | | | | | | |
| WC | Stefan Vujic | 4 | 2 | ITF | R Bonadio | 6 | 5 | 7$^9$ | | | | | | | | | | |
| ITF | R Bonadio | 6 | 6 | | | | | | ITF | R Bonadio | 6$^2$ | 6 | 5 | | | | | |
| WC | LG Trịnh | 3 | 4 | | | | | | | A Avidzba | 7$^7$ | 4 | 7 | | | | | |
| | A Avidzba | 6 | 6 | | A Avidzba | 6 | 6 | | | | | | | | | | | |
| | | | | 8 | Y Takahashi | 4 | 2 | | | | | | | | | | | |

#### 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 | S Mukund | 6 | 6 | | | | | | | | | | |
| ITF | Y Shimizu | 4 | 4 | | WC | S Hazawa | 1 | 4 | | | | | | | | | | |
| WC | S Hazawa | 6 | 6 | | | | | | | 3 | S Mukund | 4 | 2 | | | | | |
| | A Bega | 4 | 6 | 4 | | | | | | 16 | D Yevseyev | 6 | 6 | | | | | |
| | A Kadhe | 6 | 4 | 6 | | A Kadhe | 2 | 1 | | | | | | | | | | |
| | | | | | 16 | D Yevseyev | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | 16 | D Yevseyev | 6 | 6$^5$ | 6 |
| | | | | | | | | | | | | | | | G Granollers | 4 | 7$^7$ | 3 |
| | | | | | 10 | Z Piros | 3 | 3 | | | | | | | | | | |
| | G Granollers | 6 | 6 | | | G Granollers | 6 | 6 | | | | | | | | | | |
| Q | Manish Sureshkumar | 2 | 4 | | | | | | | | G Granollers | 4 | | | | | | |
| | NH Lý | 7$^7$ | 4 | 7$^7$ | | | | | | 7 | S Fanselow | 1$^r$ | | | | | | |
| | D Altmaier | 6$^0$ | 6 | 6$^5$ | | NH Lý | 6 | 1 | 3 | | | | | | | | | |
| | | | | | 7 | S Fanselow | 1 | 6 | 6 | | | | | | | | | |

### Bottom half
#### Section 3

| 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-h Yang | 6 | 6 | | | | | | | | | |
| | T Gabashvili | 2 | 4 | WC | D Nguyen | 3 | 4 | | | | | | | | | |
| WC | D Nguyen | 6 | 6 | | | | | 5 | T-h Yang | 2 | 6 | 6 | | | | |
| | J-s Nam | 6$^1$ | 6$^3$ | | | | | 11 | S Nagal | 6 | 1 | 0 | | | | |
| | S Balaji | 7$^7$ | 7$^7$ | | S Balaji | 6$^0$ | 6$^6$ | | | | | | | | | |
| | | | | 11 | S Nagal | 7$^7$ | 7$^8$ | | | | | | | | | |
| | | | | | | | | | | | | | 5 | T-h Yang | 4 | 6$^7$ |
| | | | | | | | | | | | | | 4 | T-S Kwiatkowski | 6 | 7$^9$ |
| | | | | 14 | A Escoffier | 6$^5$ | 5 | | | | | | | | | |
| | V Durasovic | 6 | 6 | | V Durasovic | 7$^7$ | 7 | | | | | | | | | |
| | Shuichi Sekiguchi | 3 | 2 | | | | | | V Durasovic | 5 | 6$^4$ | | | | | |
| ITF | J Samper Montaña | 3 | 3 | | | | | 4 | T-S Kwiatkowski | 7 | 7$^7$ | | | | | |
| | Y Hossam | 6 | 6 | | Y Hossam | 5 | 4 | | | | | | | | | |
| | | | | 4 | T-S Kwiatkowski | 7 | 6 | | | | | | | | | |

#### 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 6 | Evan Song | 4 | 4 | | | | | | | | | | |
| | T-l Wu | 5 | 3 | | | Y Bai | 6 | 6 | | | | | | | | | | |
| | Y Bai | 7 | 6 | | | | | | | | Y Bai | 6 | 3 | 6 | | | | |
| ITF | Kim Cheong-eui | 6 | 6 | | | | | | | ITF | C-e Kim | 4 | 6 | 3 | | | | |
| | Sidharth Rawat | 3 | 1 | | ITF | C-e Kim | 7 | 6 | | | | | | | | | | |
| | | | | | 9 | Renta Tokuda | 5 | 1 | | | | | | | | | | |
| | | | | | | | | | | | | | | | | Y Bai | 3 | 6$^5$ |
| | | | | | | | | | | | | | | | 2 | M Viola | 6 | 7$^7$ |
| | | | | | 15 | Makoto Ochi | 6 | 0 | 0 | | | | | | | | | |
| | B Hassan | 6 | 1 | 6 | | B Hassan | 3 | 6 | 6 | | | | | | | | | |
| | Jeremy Jahn | 2 | 6 | 3 | | | | | | | B Hassan | 4 | 1 | | | | | |
| | W Trongcharoenchaikul | 1 | 6 | 6 | | | | | | 2 | M Viola | 6 | 6 | | | | | |
| | C Denolly | 6 | 3 | 4 | | W Trongcharoenchaikul | 6 | 3 | 4 | | | | | | | | | |
| | | | | | 2 | M Viola | 4 | 6 | 6 | | | | | | | | | |