| 6 | 1 | | Daniil Medvedev | 30 | RUS | 3860 | | | Beijing R32 | | 3860 | 4310 |
| 11 | 1 | | Novak Djoković | 39 | SRB | 2980 | | | Beijing R32 | | 3030 | 3480 |
| 27 | 8 | | Karen Khachanov | 30 | RUS | 1850 | | +50 | Beijing R16
(R32  ) | | 1900 | 2300 |
| 33 | 24 | | Arthur Rinderknech | 31 | FRA | 1520 | | | Beijing R32 | | 1570 | 2020 |
| 40 | 8 | | Cameron Norrie | 31 | GBR | 1275 | | | Beijing R32 | | 1300 | 1750 |
| 41 | 22 | | Botic van de Zandschulp | 30 | NED | 1258 | | | Beijing R32 | Qual. Beijing W | Qual. Beijing W
Beijing R32 | 1308 | 1758 |
| 47 | 6 | | Matteo Berrettini | 30 | ITA | 1128 | | | Tokyo R32 | | 1168 | 1618 |
| 55 | 45 | | Yannick Hanfmann | 34 | GER | 976 | -1 | | | Lost in Qual. Beijing R1 | |
| 56 | 21 | | Tallon Griekspoor | 30 | NED | 975 | -1 | | Beijing R32 | | 1015 | 1465 |
| 57 | 21 | | Jan Lennard Struff | 36 | GER | 949 | +2 | +40 | Beijing R16 | | 999 | 1399 |
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| 64 | 46 | | James Duckworth | 34 | AUS | 877 | -1 | | |
| 65 | 10 | | Pablo Carreño Busta | 35 | ESP | 874 | +1 | +15 | Beijing R32 | Qual. Beijing W | Qual. Beijing W
Beijing R32 | 924 | 1374 |
| 70 | 45 | | Kamil Majchrzak | 30 | POL | 805 | +1 | +3 | | Lost in Qual. Tokyo R2 | |
| 78 | 3 | | Marin Čilić | 38 | CRO | 741 | | |
| 81 | 17 | | Adrian Mannarino | 38 | FRA | 723 | | +3 | | Lost in Qual. Beijing R2 | |
| 83 | 21 | | Lorenzo Sonego | 31 | ITA | 698 | | | | Lost in Qual. Tokyo R1 | |
| 85 | 37 | | Marcos Giron | 33 | USA | 688 | | | | Lost in Qual. Tokyo R1 | |
| 89 | 76 | | Marco Trungelliti | 36 | ARG | 661 | -1 | +3 | | Lost in Qual. Beijing R2 | |
| 90 | 74 | | Jan Choinski | 30 | GBR | 658 | -1 | | |
| 92 | 42 | | Benjamin Bonzi | 30 | FRA | 656 | -2 | | | Lost in Porto 2 R32 | |
| 103 | 23 | | Damir Džumhur | 34 | BIH | 612 | -1 | | Porto 2 R32 | | 612 | 727 |
| 113 | 48 | | Aleksandar Vukic | 30 | AUS | 532 | -1 | | | Lost in Qual. Jingshan R2 | |
| 114 | 53 | | Christopher O'Connell | 32 | AUS | 529 | | |
| 117 | 37 | | Sebastian Ofner | 30 | AUT | 501 | | |
| 122 | 16 | | Nikoloz Basilashvili | 34 | GEO | 491 | -1 | | |
| 126 | 3 | | Grigor Dimitrov | 35 | BUL | 472 | | |
| 128 | 64 | | Hugo Dellien | 33 | BOL | 460 | | |
| 131 | 17 | | Cristian Garín | 30 | CHI | 446 | | |
| 133 | 31 | | Márton Fucsovics | 34 | HUN | 435 | | |
| 142 | 3 | | Stan Wawrinka | 41 | SUI | 401 | | |
| 146 | 23 | | Dušan Lajović | 36 | SRB | 380 | | |
| 162 | 16 | | Marco Cecchinato | 34 | ITA | 353 | -1 | | |
| 168 | 37 | | Mackenzie McDonald | 31 | USA | 333 | -1 | | | Lost in Porto 2 R32 | |
| 170 | 60 | | Stefano Travaglia | 34 | ITA | 330 | | |
| 172 | 58 | | Taro Daniel | 33 | JPN | 325 | | | | Lost in Qual. Tokyo R1 | |
| 175 | 27 | | Laslo Djere | 31 | SRB | 322 | +6 | +8 | Porto 2 R16
(R32 ) | | 330 | 439 |
| 182 | 125 | | Alex Bolt | 33 | AUS | 314 | +1 | +7 | Jingshan R16 | | 321 | 407 |
| 185 | 17 | | Bernard Tomic | 33 | AUS | 307 | -1 | | Jingshan R16 | | 314 | 400 |
| 189 | 105 | | Elias Ymer | 30 | SWE | 301 | +3 | +7 | Jingshan R16 | | 308 | 394 |
| 192 | 127 | | Facundo Mena | 34 | ARG | 298 | -2 | | Curitiba R32 | | 300 | 369 |
| 193 | 60 | | Juan Pablo Varillas | 30 | PER | 294 | | |
| 209 | 184 | | David Jordá Sanchis | 32 | ESP | 274 | +3 | +6 | Porto 2 R16 | | 282 | 391 |
| 210 | 93 | | Liam Broady | 32 | GBR | 271 | -2 | | | Lost in Mouilleron le Captif R32 | |
| 212 | 127 | | Lorenzo Giustino | 35 | ITA | 269 | -2 | | Bari R16 | Lost in Sabadell 2 QF | Lost in Sabadell 2 QF
Bari R16 | 270 | 312 |
| 215 | 24 | | Yoshihito Nishioka | 31 | JPN | 266 | -1 | | | Lost in Qual. Tokyo R1 | |
| 230 | 97 | | Kimmer Coppejans | 32 | BEL | 248 | -1 | | |
| 233 | 61 | | Thiago Monteiro | 32 | BRA | 244 | -1 | | |
| 234 | 40 | | Ilya Ivashka | 32 | BLR | 241 | -1 | | |
| 238 | 101 | | Billy Harris | 31 | GBR | 236 | -1 | | | Lost in Mouilleron le Captif R32 | |
| 240 | 9 | | Roberto Bautista Agut | 38 | ESP | 233 | | |
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| 252 | 6 | | Gaël Monfils | 40 | FRA | 220 | -1 | | |
| 255 | 49 | | Roberto Carballés Baena | 33 | ESP | 219 | -3 | | |
| 260 | 168 | | Frederico Ferreira Silva | 31 | POR | 218 | -2 | | |
| 272 | 47 | | Marc-Andrea Hüsler | 30 | SUI | 203 | -1 | | |
| 282 | 121 | | Stefano Napolitano | 31 | ITA | 198 | -3 | | |
| 286 | 95 | | Hugo Grenier | 30 | FRA | 196 | -2 | | Porto 2 R32 | | 204 | 321 |
| 294 | 36 | | Pierre Hugues Herbert | 35 | FRA | 190 | -2 | | | Lost in Mouilleron le Captif R32 | |
| 306 | 116 | | Calvin Hémery | 31 | FRA | 180 | -2 | | Kigali R16 | | |
| 309 | 150 | | Oriol Roca Batalla | 33 | ESP | 178 | -1 | | |
| 327 | 244 | | Lucas Poullain | 30 | FRA | 166 | +7 | +5 | Mouilleron le Captif R16 | Lost in Setubal R32 | Lost in Setubal R32
Mouilleron le Captif R16 | 172 | 235 |
| 331 | 268 | | Gonzalo Villanueva | 31 | ARG | 164 | -2 | | Curitiba R32 | | 166 | 235 |
| 341 | 212 | | Michael Geerts | 31 | BEL | 155 | +3 | +5 | Porto 2 R32 | Qual. Porto 2 W | Qual. Porto 2 W
Porto 2 R32 | 163 | 280 |
| 344 | 167 | | Laurent Lokoli | 31 | FRA | 152 | +41 | +18 | Bari R16 | Lost in Santa Margherita 8 F | Lost in Santa Margherita 8 F
Bari R16 | 156 | 198 |
| 348 | 78 | | Nicolás Kicker | 34 | ARG | 150 | -3 | | |
| 353 | 80 | | Norbert Gombos | 36 | SVK | 147 | -4 | | |
| 355 | 39 | | Mikhail Kukushkin | 38 | KAZ | 146 | -4 | | |
| 363 | 159 | | Dimitar Kuzmanov | 33 | BUL | 143 | -2 | | | Lost in Bari R16 | |
| 364 | 135 | | Mitchell Krueger | 32 | USA | 142 | +17 | +6 | Columbus R16 | | 148 | 211 |
| 375 | 134 | | Moez Echargui | 33 | TUN | 139 | -4 | | Porto 2 R32 | | 147 | 264 |
| 376 | 108 | | Franco Agamenone | 33 | ITA | 139 | -1 | +1 | | Lost in Qual. Bari R2 | |
| 378 | 176 | | Daniel Masur | 31 | GER | 138 | -5 | | |
| 380 | 56 | | Daniel Elahi Galán | 30 | COL | 137 | -3 | | |
| 383 | 147 | | Kaichi Uchida | 32 | JPN | 137 | -4 | | |
| 384 | 93 | | Andrej Martin | 37 | SVK | 136 | -4 | | | Lost in Bari R32 | |
| 408 | 303 | | Arthur Weber | 34 | FRA | 121 | -3 | | | Lost in Jingshan R32 | |
| 411 | 221 | | Hernán Casanova | 32 | ARG | 120 | -4 | | | Lost in Curitiba R32 | |
| 414 | 229 | | Marek Gengel | 31 | CZE | 119 | -4 | | |
| 418 | 65 | | Thanasi Kokkinakis | 30 | AUS | 118 | -5 | | |
| 425 | 177 | | Andrea Collarini | 34 | ARG | 116 | -9 | | |
| 426 | 234 | | Maxime Chazal | 33 | FRA | 116 | -6 | | Monastir 39 R32 | | |
| 437 | 26 | | Jordan Thompson | 32 | AUS | 113 | -5 | | |
| 442 | 4 | | Kei Nishikori | 36 | JPN | 111 | -6 | | Tokyo R32 | | 161 | 611 |
| 455 | 191 | | Nerman Fatić | 31 | BIH | 107 | -10 | | |
| 468 | 7 | | David Goffin | 35 | BEL | 103 | -7 | | | Lost in Mouilleron le Captif R32 | |
| 469 | 153 | | Denis Yevseyev | 33 | KAZ | 101 | -3 | | |
| 484 | 340 | | Colin Sinclair | 31 | NMI | 96 | -5 | | Darwin R32 | Lost in Yinchuan R32 | Lost in Yinchuan R32
Darwin R32 | |
| 489 | 39 | | Radu Albot | 36 | MDA | 94 | -25 | -7 | | |
| 492 | 207 | | Daniel Dutra da Silva | 38 | BRA | 94 | -8 | | |
| 499 | 143 | | Benjamin Hassan | 31 | LBN | 92 | -8 | | | Lost in Bari R32 | |
| 504 | 143 | | Hiroki Moriya | 35 | JPN | 91 | -4 | +1 | | Lost in Qual. Jingshan R2 | |
| 506 | 271 | | Pedro Sakamoto | 33 | BRA | 91 | +20 | +9 | Curitiba R32 | Lost in Maringa 3 F
Qual. Curitiba W | Lost in Maringa 3 F
Qual. Curitiba W
Curitiba R32 | 97 | 166 |
| 507 | 350 | | Vladyslav Orlov | 31 | UKR | 89 | -6 | | | Lost in Qual. Porto 2 R1 | |
| 528 | 160 | | Li Tu | 30 | AUS | 85 | +1 | +4 | | Qual. Columbus W
Lost in Columbus R32 | |
| 533 | 78 | | Yasutaka Uchiyama | 34 | JPN | 84 | -13 | | |
| 535 | 319 | | Christian Langmo | 30 | USA | 84 | -11 | +1 | | Lost in Qual. Porto 2 R2 | |
| 541 | 63 | | Jason Kubler | 33 | AUS | 81 | -13 | | |
| 542 | 123 | | Ryan Peniston | 30 | GBR | 81 | -2 | +2 | | Lost in Qual. Mouilleron le Captif R2 | |
| 559 | 19 | | Hyeon Chung | 30 | KOR | 74 | -3 | | |
| 564 | 99 | | Alexander Ritschard | 32 | SUI | 72 | -5 | | Zaragoza R16 | | |
| 580 | 127 | | Jelle Sels | 31 | NED | 69 | -7 | | | Lost in Qual. Mouilleron le Captif R1 | |
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| 585 | 150 | | João Domingues | 32 | POR | 68 | +11 | +4 | | Lost in Setubal R16
Lost in Qual. Porto 2 R2 | |
| 602 | 263 | | Christoph Negritu | 32 | GER | 65 | -10 | | |
| 604 | 128 | | Andrea Vavassori | 31 | ITA | 63 | -6 | | |
| 608 | 469 | | Juan Sebastián Gómez | 34 | COL | 62 | -6 | | |
| 613 | 513 | | Kai Wehnelt | 30 | GER | 62 | -6 | | | Lost in Qual. Bari R1 | |
| 637 | 520 | | Conner Huertas del Pino | 30 | PER | 57 | -8 | | |
| 643 | 71 | | Cedrik Marcel Stebe | 35 | GER | 56 | -7 | | |
| 659 | 447 | | Kuan Yi Lee | 30 | TWN | 54 | -6 | | |
| 661 | 161 | | Filip Peliwo | 32 | POL | 54 | +13 | +3 | | Lost in Yinchuan QF
Lost in Qual. Jingshan R1 | |
| 664 | 430 | | Sidharth Rawat | 33 | IND | 53 | -6 | | | Lost in Qual. Jingshan R1 | |
| 671 | 595 | | S D Prajwal Dev | 30 | IND | 52 | -7 | | |
| 682 | 316 | | Alberto Barroso Campos | 30 | ESP | 50 | +23 | +4 | | Lost in Setubal R32
Qual. Mouilleron le Captif W
Lost in Mouilleron le Captif R32 | |
| 685 | 450 | | Yurii Dzhavakian | 33 | UKR | 50 | -6 | | Sharm El Sheikh 15 R16 | Lost in Sharm El Sheikh 14 R16 | Lost in Sharm El Sheikh 14 R16
Sharm El Sheikh 15 R16 | |
| 690 | 341 | | Wilson Leite | 34 | BRA | 49 | +39 | +6 | | Lost in Maringa 3 SF
Lost in Qual. Curitiba R2
Lost in Curitiba R32 | |
| 698 | 382 | | Thomas Fancutt | 31 | AUS | 48 | -6 | | | Lost in Qual. Jingshan R1 | |
| 702 | 363 | | Oscar Jose Gutierrez | 33 | ESP | 48 | -2 | +1 | | Lost in Sabadell 2 R16
Lost in Zaragoza R32 | |
| 704 | 453 | | Arklon Huertas Del Pino Cordova | 32 | PER | 47 | -7 | | |
| 718 | 375 | | Strong Kirchheimer | 31 | USA | 45 | -6 | | |
| 760 | 724 | | Matt Kuhar | 30 | USA | 40 | -4 | | Ann Arbor R16 | | |
| 762 | 758 | | Gabriele Maria Noce | 30 | ITA | 40 | -4 | | |
| 771 | 663 | | Benjamin Pietri | 30 | FRA | 39 | -4 | | |
| 779 | 232 | | José Pereira | 35 | BRA | 38 | +59 | +6 | | Lost in Maringa 3 QF
Qual. Curitiba W
Lost in Curitiba R32 | |
| 782 | 656 | | Maik Steiner | 32 | GER | 38 | -6 | | |
| 814 | 362 | | Bastián Malla | 30 | CHI | 35 | -5 | | |
| 820 | NCH
(822) | | Dominik Reček | 31 | CZE | 34 | +29 | +3 | | Lost in Pardubice QF | |
| 821 | 759 | | Jesse Flores | 31 | CRC | 34 | +29 | +3 | | Lost in Yinchuan QF | |
| 827 | 641 | | Kosuke Ogura | 30 | JPN | 34 | -10 | | Luan 4 R16 | | |
| 828 | 236 | | JiSung Nam | 33 | KOR | 33 | -10 | | |
| 844 | 49 | | Federico Coria | 34 | ARG | 32 | -11 | | |
| 848 | 114 | | Gijs Brouwer | 30 | NED | 32 | -11 | | |
| 868 | 16 | | Nicolás Jarry | 30 | CHI | 30 | -9 | | |
| 875 | 479 | | Felix Corwin | 30 | USA | 30 | -7 | | Ann Arbor R32 | | |
| 909 | 114 | | Jason Jung | 37 | TWN | 26 | -5 | | |
| 913 | 228 | | Stefan Seifert | 41 | GER | 26 | +109 | +8 | | Lost in Forbach F | |
| 917 | 273 | | Elmar Ejupovic | 33 | GER | 25 | -3 | | |
| 918 | 13 | | Nick Kyrgios | 31 | AUS | 25 | -3 | | |
| 919 | 136 | | Alexey Vatutin | 33 | RUS | 25 | -3 | | |
| 924 | 461 | | Peter Bertran | 30 | DOM | 25 | -3 | | |
| 926 | 74 | | Mirza Bašić | 35 | BIH | 25 | -3 | | |
| 949 | 237 | | Nicolás Barrientos | 39 | COL | 23 | -9 | | |
| 955 | 814 | | Marc Van Der Merwe | 32 | RSA | 23 | -8 | | |
| 958 | 660 | | Michael Zhu | 34 | USA | 23 | -7 | | |
| 967 | 62 | | Kenny de Schepper | 39 | FRA | 22 | -8 | | | Lost in Qual. Mouilleron le Captif R1 | |
| 977 | 395 | | Wishaya Trongcharoenchaikul | 31 | THA | 22 | -10 | | |
| 993 | 235 | | Ivan Nedelko | 40 | RUS | 20 | -7 | | |
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