Players list
Main Draw
| No. | Name | Country | Ranking * |
| 1 | Dominik Koepfer | GER | 89 |
| 2 | Brayden Schnur | CAN | 103 |
| 3 | Denis Kudla | USA | 108 |
| 4 | Go Soeda | JPN | 111 |
| 5 | Christopher O’Connell | AUS | 115 |
| 6 | Bradley Klahn | USA | 132 |
| 7 | Andrew Harris | AUS | 162 |
| 8 | Elias Ymer | SWE | 174 |
| 9 | J.J. Wolf | USA | 180 |
| 10 | Maxime Cressy | USA | 188 |
| 11 | Max Purcell | AUS | 215 |
| 12 | Michael Mmoh | USA | 216 |
| 13 | Roberto Cid Subervi | DOM | 217 |
| 14 | Liam Broady | GBR | 236 |
| 15 | Ji Sung Nam | KOR | 244 |
| 16 | Sebastian Korda | USA | 245 |
| 17 | Tobias Kamke | GER | 247 |
| 18 | Yosuke Watanuki | JPN | 258 |
| 19 | Shuichi Sekiguchi | JPN | 263 |
| 20 | Thai-Son Kwiatkowski | USA | 270 |
| 21 | Aleksandar Vukic | AUS | 271 |
| 22 | Goncalo Oliveira | POR | 272 |
| 23 | Kaichi Uchida | JPN | 284 |
| 24 | Manuel Guinard | FRA | 296 |
| 25 | Shintaro Imai | JPN | 304 |
| 26 | Geoffrey Blancaneaux | FRA | 316 |
| 27 | Arthur Rinderknech | FRA | 328 |
| 28 | Brandon Nakashima | USA | 359 |
| 29 | Antoine Escoffier | FRA | 370 |
| 30 | Raymond Sarmiento | USA | 369** |
| 31 | Michael Redlicki | USA | 376 |
| 32 | Ryan Peniston | GBR | 386 |
| 33 | Lloyd Glasspool | GBR | 402 |
| 34 | Johannes Haerteis | GER | 430 |
| 35 | Yusuke Takahashi | JPN | 431 |
| 36 | Tobias Simon | GER | 452 |
| 37 | Lucas Catarina | MON | 456 |
| 38 | Johan Nikles | SUI | 459 |
| 39 | Nick Chappell | USA | 468 |
| 40 | Alexey Zakharov | RUS | 478 |
| 41 | Alexis Galarneau (WC) | CAN | 546 |
| 42 | Benjamin Sigouin (WC) | CAN | 599 |
| 43 | Liam Draxl (WC) | CAN | 869 |
| 44 | Wild Card (WC) | ||
| 45 | Wild Card (WC) | ||
| 46 | Special Exempt (SE) | ||
| 47 | Qualifier (Q) | ||
| 48 | Qualifier (Q) | ||
* Rankings as of January 27, 2020
** Protected ranking
