Boys Rankings, Biggest Weekly Drop
The change is calculated from week to week.
Oct 18, 2021
| # | Player | Var/Week | Var/Jan. 1 | Var/6M | |
| 2270 | Kai Shiang Yang(TPE) | 896 | 1807 | 1978 | Graph |
| 1896 | Sacha Orlowski(BEL) | 657 | 622 | 1031 | Graph |
| 2473 | Aiden Drover-Mattinen(CAN) | 637 | 885 | 1386 | Graph |
| 2173 | Daniil Zhibul(RUS) | 564 | 1055 | 1427 | Graph |
| 1960 | Pranav Ikkurthy(USA) | 504 | 555 | 1010 | Graph |
| 2378 | Brian Capalnean(AUS) | 463 | 287 | 910 | Graph |
| 1986 | Stewart Aronson(CAN) | 439 | 628 | 1075 | Graph |
| 1300 | Derin Acaroglu(GBR) | 397 | 451 | 734 | Graph |
| 1263 | Valentin Manuel Greco(ARG) | 384 | 335 | 648 | Graph |
| 861 | Manuel Mouilleron Salvo(ARG) | 383 | 480 | 625 | Graph |
| 2340 | Thompson Thomu(ZIM) | 370 | 348 | 944 | Graph |
| 1924 | Ivan La Cava(ITA) | 369 | 361 | 861 | Graph |
| 2362 | Yu-Shun Lai(TPE) | 357 | 897 | 1364 | Graph |
| 2579 | Marco Jalalian(GER) | 345 | 335 | 1003 | Graph |
| 1800 | Tzu Li Chang(TPE) | 330 | 1260 | 1455 | Graph |
| 1824 | Azariah Rusher(USA) | 300 | 310 | 796 | Graph |
| 2031 | Tegar Abdi Satrio Wibowo(INA) | 283 | 475 | 975 | Graph |
| 1605 | Julius Kostopoulos(DEN) | 278 | 409 | 800 | Graph |
| 1011 | Mitsuki Wei Kang Leong(MAS) | 277 | 584 | 738 | Graph |
| 2559 | Asger Emil Ildor(DEN) | 262 | 1060 | 1541 | Graph |
| 2173 | Christophe Leblanc(CAN) | 254 | 570 | 1080 | Graph |
| 1378 | Ching Wah Wai(HKG) | 244 | 439 | 127 | Graph |
| 2473 | Oabona Koobatlile(BOT) | 239 | 229 | 897 | Graph |
| 2473 | Jones Pratama(INA) | 239 | 229 | 897 | Graph |
| 1565 | Tim Thomas Gauntlett(HKG) | 239 | 1006 | 1207 | Graph |
| 1065 | Gunawan Trismuwantara(INA) | 232 | 543 | 738 | Graph |
| 1351 | Leon Berg(GER) | 225 | 472 | 773 | Graph |
| 1974 | Sami Zeb Khan(PAK) | 214 | 7 | 748 | Graph |
| 1607 | Pierre Lieutaud(FRA) | 209 | 464 | 842 | Graph |
| 723 | Francisco Lamas Villarroel(VEN) | 209 | 405 | 522 | Graph |
| 565 | Nate Bonetto(USA) | 203 | 219 | 347 | Graph |
| 1358 | Lucky Candra Kurniawan(INA) | 190 | 449 | 756 | Graph |
| 989 | Gunuk Kang(KOR) | 187 | 156 | 456 | Graph |
| 1132 | Samuel Reichbach(USA) | 184 | 345 | 617 | Graph |
| 1320 | Jacob Dubas(POL) | 154 | 186 | 559 | Graph |
| 1899 | Malhar Rajpal(HKG) | 150 | 18 | 571 | Graph |
| 1231 | Tsz Him Chan(HKG) | 146 | 828 | 214 | Graph |
| 926 | Min-Joon Kim(KOR) | 143 | 263 | 504 | Graph |
| 1001 | Rudy Ceccon(FRA) | 141 | 69 | 492 | Graph |
| 1456 | Stefan Regalia(USA) | 138 | 207 | 319 | Graph |
| 1591 | Bruno Loeffler(HKG) | 137 | 16 | 495 | Graph |
| 1236 | Juan Ignacio Lombisano(ARG) | 137 | 55 | 411 | Graph |
| 1706 | Ching Kit Fong(HKG) | 136 | 891 | 131 | Graph |
| 959 | Ryuki Tsutsumi(JPN) | 131 | 94 | 386 | Graph |
| 590 | Guanglin Wen(CHN) | 129 | 291 | 406 | Graph |
| 1225 | Nauvaldo Jati Agatra(INA) | 125 | 409 | 686 | Graph |
| 1080 | Shogo Sanada(JPN) | 124 | 97 | 427 | Graph |
| 689 | Nikita Filatov(RUS) | 122 | 43 | 214 | Graph |
| 991 | Denzel Seetso(BOT) | 117 | 725 | 182 | Graph |
| 2473 | Yigit Cengiz Binici(TUR) | 116 | 452 | 1055 | Graph |
| 1671 | Daniel Ivanov(POR) | 103 | 127 | 627 | Graph |
| 975 | Berk Tunali(CAN) | 102 | 122 | 405 | Graph |
| 874 | Kanika Jayathilake(AUS) | 102 | 665 | 167 | Graph |
| 949 | Dusan Rsovac(AUS) | 101 | 383 | 586 | Graph |
| 1504 | Johann Rakotomaharo(FRA) | 98 | 235 | 700 | Graph |
| 2110 | Claudio Renardi Lumanau(INA) | 94 | 143 | 735 | Graph |
| 1227 | Asahi Yamanaka(JPN) | 92 | 38 | 428 | Graph |
| 1986 | Souta Yoshida(JPN) | 90 | 824 | 127 | Graph |
| 1984 | Gabriel L V Johnson(GBR) | 89 | 648 | 1085 | Graph |
| 1797 | Elias Anwar(FRA) | 86 | 124 | 465 | Graph |
| 1012 | Luca Lemaitre Vilchis(MEX) | 86 | 249 | 334 | Graph |
| 1232 | Diego Jose Segovia Perez(VEN) | 85 | 561 | 446 | Graph |
| 1570 | Samuel Dickson(DOM) | 83 | 112 | 578 | Graph |
| 1376 | Jakub Svoboda(CZE) | 77 | 554 | 833 | Graph |
| 1178 | Willem Roosenschoon(RSA) | 76 | 113 | 304 | Graph |
| 1338 | Aryan Giri(NEP) | 71 | 92 | 493 | Graph |
| 1138 | Benito Massacri(ITA) | 69 | 278 | 178 | Graph |
| 858 | Caspar Jalili Mikkelsen(DEN) | 68 | 359 | 342 | Graph |
| 1701 | Brice Patoux(FRA) | 66 | 743 | 33 | Graph |
| 701 | Alejandro Jose Gandini(DOM) | 64 | 84 | 325 | Graph |
| 461 | Aleksandar Tomas(AUT) | 64 | 56 | 203 | Graph |
| 1192 | Kareem Abdul Hakim(INA) | 62 | 183 | 522 | Graph |
| 469 | John Chin(JAM) | 62 | 26 | 187 | Graph |
| 1597 | Zalan Khan(PAK) | 61 | 42 | 542 | Graph |
| 1418 | Gauthier Charollais(FRA) | 61 | 13 | 468 | Graph |
| 1172 | Luca Parenti(ITA) | 61 | 7 | 397 | Graph |
| 821 | Ty Switzer(USA) | 60 | 150 | 394 | Graph |
| 1601 | Liam Drover-Mattinen(CAN) | 59 | 766 | 73 | Graph |
| 1141 | Andres Cortes(MEX) | 59 | 138 | 475 | Graph |
| 630 | Harry Lazell(GBR) | 59 | 137 | 328 | Graph |
| 1129 | Sebastian Sorger(AUT) | 56 | 607 | 52 | Graph |
| 562 | Clement Mainguy(VAN) | 56 | 178 | 325 | Graph |
| 1434 | Filipe Krohn Da Silva(POR) | 55 | 168 | 342 | Graph |
| 1023 | Andre Steinbach(GER) | 54 | 238 | 511 | Graph |
| 761 | Gianluca Marin(SUI) | 53 | 25 | 282 | Graph |
| 1086 | Hao Duan(CHN) | 52 | 488 | 8 | Graph |
| 1064 | Dogeon Park(KOR) | 52 | 124 | 441 | Graph |
| 995 | Dong Hwan Kim(KOR) | 48 | 192 | 491 | Graph |
| 1252 | Valentin Pena(CHI) | 45 | 601 | 74 | Graph |
| 1249 | Yu Han Hsieh(TPE) | 44 | 353 | 658 | Graph |
| 1383 | Niklas Grunewald(GER) | 43 | 1427 | 730 | Graph |
| 1699 | Haitam Aboufirassi(CAN) | 42 | 668 | 25 | Graph |
| 2022 | Ali Sherif Ahmed(EGY) | 41 | 788 | 92 | Graph |
| 2022 | Hassan Ammar(EGY) | 41 | 788 | 92 | Graph |
| 2022 | Alexi Hebicka(EGY) | 41 | 788 | 92 | Graph |
| 2022 | Lwazi Ngwenya(RSA) | 41 | 788 | 92 | Graph |
| 2016 | Yahia Elsheikh(EGY) | 41 | 25 | 584 | Graph |
| 2016 | Benjamin Ignacio Herrera Delucchi(CHI) | 41 | 569 | 289 | Graph |
| 2016 | Lucas Kim Godinho Couy(BRA) | 41 | 794 | 98 | Graph |
| 2016 | Gustavo Adolfo Pacheco(VEN) | 41 | 794 | 97 | Graph |
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