Boys Rankings, Biggest Drop (6 Months)
The change is calculated over the past 6 months.
May 13, 2013
| # | Player | Var/Week | Var/Jan. 1 | Var/6M | |
| 1791 | Samuel Sutton(GBR) | 7 | 1189 | 1104 | Graph |
| 1095 | Albert Alcaraz Ivorra(ESP) | 7 | 1073 | 1058 | Graph |
| 1724 | Eyal Cohen(ISR) | 7 | 1166 | 977 | Graph |
| 1791 | Baptiste Daubigney(FRA) | 7 | 1105 | 872 | Graph |
| 1676 | Ali Mekouar(MAR) | 2 | 1031 | 805 | Graph |
| 1205 | Calvin Hemery(FRA) | 5 | 880 | 787 | Graph |
| 1791 | Baris Firat(TUR) | 500 | 1038 | 781 | Graph |
| 1507 | Djordje Djokovic(SRB) | 3 | 956 | 769 | Graph |
| 1898 | Tejas Kapoor(IND) | 7 | 172 | 767 | Graph |
| 1210 | Tommaso Evangelisti(ITA) | 5 | 866 | 761 | Graph |
| 1724 | Marco Di Prima(ITA) | 7 | 967 | 712 | Graph |
| 1791 | Axel Holm(SWE) | 7 | 941 | 669 | Graph |
| 1564 | Nikita Zverkov(RUS) | 4 | 726 | 646 | Graph |
| 1210 | Nicolas Compagnucci(ITA) | 5 | 768 | 629 | Graph |
| 1427 | Maksim Yorsh(BLR) | 6 | 824 | 614 | Graph |
| 1370 | Wen-Po Tseng(TPE) | 5 | 659 | 585 | Graph |
| 938 | James Elliott(GBR) | 7 | 658 | 568 | Graph |
| 1261 | Sung Min Han(KOR) | 5 | 737 | 565 | Graph |
| 1724 | Artur Culicovschi(ROU) | 7 | 823 | 558 | Graph |
| 1676 | George Goldhoff(USA) | 2 | 810 | 532 | Graph |
| 1676 | Vladimir Filip(ROU) | 2 | 809 | 531 | Graph |
| 909 | Nicholas C. Crystal(USA) | 9 | 597 | 521 | Graph |
| 1676 | Kai Lemke(GER) | 2 | 801 | 521 | Graph |
| 733 | Nicholas Horton(AUS) | 3 | 548 | 481 | Graph |
| 1791 | Aria Harajchi(SUI) | 7 | 796 | 481 | Graph |
| 832 | Carlos Benito Hergueta(ESP) | 213 | 524 | 476 | Graph |
| 1104 | Paul C. Oosterbaan(USA) | 6 | 605 | 445 | Graph |
| 1507 | Su Hao Zhong(CHN) | 228 | 710 | 444 | Graph |
| 1116 | Oscar Forsell(SWE) | 6 | 600 | 433 | Graph |
| 696 | Robert Dula(CRO) | 2 | 497 | 426 | Graph |
| 1898 | Alistair Hobson(GBR) | 7 | 336 | 424 | Graph |
| 1454 | Franco Moral(CHI) | 3 | 681 | 412 | Graph |
| 1144 | Elvyn Nguyen(FRA) | 7 | 577 | 387 | Graph |
| 994 | Jelle Sels(NED) | 4 | 533 | 384 | Graph |
| 1446 | Alvaro Daniel Riveros(CRC) | 6 | 644 | 380 | Graph |
| 1296 | Karl Enander(SWE) | 5 | 605 | 372 | Graph |
| 1724 | Oussama Aziz(MAR) | 7 | 699 | 368 | Graph |
| 617 | Tom Hill(GBR) | 10 | 381 | 367 | Graph |
| 1099 | Evgeny Tyurnev(RUS) | 7 | 552 | 367 | Graph |
| 1724 | Yi-Ting Lu(TPE) | 7 | 364 | 364 | Graph |
| 1028 | Akhmed Djamal Mukhamed(UZB) | 6 | 520 | 359 | Graph |
| 1898 | Jan Pehnec(CRO) | 7 | 730 | 353 | Graph |
| 1676 | Daniel Tamir(ISR) | 2 | 665 | 343 | Graph |
| 1676 | Joe Woolley(GBR) | 2 | 708 | 343 | Graph |
| 478 | Patrick Ciorcila(ROU) | 6 | 377 | 337 | Graph |
| 1170 | Andrei Piakutska(BLR) | 5 | 471 | 333 | Graph |
| 1463 | Stefan Rhodes(GBR) | 3 | 264 | 329 | Graph |
| 1446 | Dominik Domazet(AUT) | 6 | 595 | 322 | Graph |
| 1227 | Robert Herrera(ESP) | 5 | 552 | 321 | Graph |
| 1463 | Alejandro Daniel Castillo Gamarra(PER) | 3 | 720 | 318 | Graph |
| 745 | Ugo Santomenna(FRA) | 3 | 415 | 317 | Graph |
| 506 | Abdelkader Benabdellah(MAR) | 5 | 372 | 315 | Graph |
| 1025 | Hyunsoo Ahn(KOR) | 6 | 214 | 304 | Graph |
| 694 | Vincent Thierry Schneider(GER) | 2 | 389 | 297 | Graph |
| 568 | Kevin Jack Carpenter(MEX) | 7 | 364 | 291 | Graph |
| 1507 | Gregory Garcia(USA) | 3 | 577 | 290 | Graph |
| 602 | Suraj R Prabodh(IND) | 9 | 88 | 286 | Graph |
| 498 | Botic Van De Zandschulp(NED) | 5 | 339 | 285 | Graph |
| 543 | Christopher Pearce(GBR) | 9 | 353 | 282 | Graph |
| 646 | Giorgi Javakhishvili(GEO) | 68 | 367 | 277 | Graph |
| 650 | Maxim Kravtsov(RUS) | 93 | 343 | 276 | Graph |
| 1676 | Ruben Alberts(RSA) | 2 | 613 | 275 | Graph |
| 1487 | Shau-Po Yin(TPE) | 3 | 325 | 272 | Graph |
| 485 | Zhizhen Zhang(CHN) | 6 | 319 | 264 | Graph |
| 1724 | Olle Thestrup(SWE) | 7 | 614 | 262 | Graph |
| 816 | Romai Ugarte(CHI) | 5 | 391 | 258 | Graph |
| 375 | Jacob Grills(AUS) | 2 | 291 | 251 | Graph |
| 1487 | Jesse Flores(CAN) | 3 | 648 | 247 | Graph |
| 1531 | Kazuki Toyoshima(JPN) | 4 | 556 | 245 | Graph |
| 1264 | Jingqi Wang(CHN) | 338 | 501 | 244 | Graph |
| 663 | Singekrawee Wattanakul(THA) | 6 | 266 | 243 | Graph |
| 344 | Alexandre Favrot(FRA) | 6 | 278 | 238 | Graph |
| 992 | Viktor Prokopov(UKR) | 4 | 424 | 234 | Graph |
| 1210 | Augustas Radziukynas(LTU) | 5 | 484 | 234 | Graph |
| 426 | Goncalo Loureiro(POR) | 5 | 281 | 227 | Graph |
| 1324 | Drazen Vuko(CRO) | 5 | 496 | 225 | Graph |
| 1148 | Will Kneale(AUS) | 7 | 457 | 224 | Graph |
| 1370 | Adam Gage-Brown(NZL) | 5 | 499 | 220 | Graph |
| 964 | Filip Obucina(CAN) | 6 | 404 | 216 | Graph |
| 460 | Arkadijs Slobodkins(LAT) | 11 | 279 | 213 | Graph |
| 318 | Luka Ilic(SRB) | 7 | 248 | 209 | Graph |
| 493 | Juan Manuel Benitez Chavarriaga(COL) | 6 | 154 | 206 | Graph |
| 1296 | Muhammet Haylaz(TUR) | 334 | 472 | 205 | Graph |
| 1103 | Andras Szekely(ROU) | 7 | 429 | 198 | Graph |
| 328 | Krittin Koaykul(THA) | 4 | 240 | 197 | Graph |
| 480 | Matthew Tanza(AUS) | 6 | 265 | 196 | Graph |
| 589 | Ivan Divkovic(CRO) | 5 | 289 | 195 | Graph |
| 1264 | Shoma Saito(JPN) | 5 | 457 | 195 | Graph |
| 1020 | Pengyu Zhang(CHN) | 40 | 406 | 194 | Graph |
| 1579 | Edgar Diaz(PUR) | 3 | 529 | 193 | Graph |
| 791 | Akbar Rahman(TJK) | 4 | 243 | 192 | Graph |
| 1564 | Chan Hwi Shin(KOR) | 4 | 154 | 191 | Graph |
| 1296 | Harry Busby(GBR) | 5 | 448 | 179 | Graph |
| 1724 | Ryan Brough(GBR) | 7 | 556 | 179 | Graph |
| 1237 | Minguk Cho(KOR) | 4 | 443 | 178 | Graph |
| 693 | Paul Cayre(FRA) | 2 | 216 | 176 | Graph |
| 887 | Keisuke Numajiri(JPN) | 8 | 352 | 173 | Graph |
| 913 | Andrei Stefan Apostol(ROU) | 8 | 358 | 172 | Graph |
| 938 | Nikolas Walterscheid-Tukic(GER) | 7 | 365 | 172 | Graph |
| 1296 | Vladislav Soloviev(RUS) | 5 | 298 | 172 | Graph |












