ATP Rankings, Biggest Drop (6 months)
The change is calculated over the past 6 months.
Jan 6, 2025
| # | Player | Var/Week | Var/Jan. 1 | Var/6M | |
| 1871 | Toby Samuel(GBR) | 4 | 4 | 1397 | Graph |
| 1957 | Zhe Li(CHN) | 3 | 3 | 1361 | Graph |
| 1957 | Alexandr Cozbinov(MDA) | 56 | 56 | 1270 | Graph |
| 2153 | Justin Roberts(BAH) | 1 | 1 | 1216 | Graph |
| 2114 | Jeremy Jin(AUS) | 2 | 2 | 1213 | Graph |
| 1494 | Francesco Forti(ITA) | 2 | 2 | 1047 | Graph |
| 1957 | Hunter Heck(USA) | 3 | 3 | 993 | Graph |
| 2017 | Zhao Zhao(CHN) | 4 | 4 | 897 | Graph |
| 2164 | Manuel Mouilleron Salvo(ARG) | 2 | 2 | 888 | Graph |
| 2067 | Stylianos Christodoulou(CYP) | 2 | 2 | 868 | Graph |
| 1391 | Karl Friberg(SWE) | 853 | Graph | ||
| 1957 | Edan Leshem(ISR) | 3 | 3 | 845 | Graph |
| 2136 | Ko Suzuki(JPN) | 377 | 377 | 838 | Graph |
| 1704 | Calin Manda(ROU) | 4 | 4 | 837 | Graph |
| 1314 | Kalin Ivanovski(MKD) | 2 | 2 | 827 | Graph |
| 2145 | Nicolas Colne(FRA) | 2 | 2 | 798 | Graph |
| 1731 | Kai Lemstra(GER) | 4 | 4 | 791 | Graph |
| 1749 | Tatsuma Ito(JPN) | 5 | 5 | 783 | Graph |
| 1749 | Boris Pokotilov(RUS) | 5 | 5 | 768 | Graph |
| 2017 | Romeo Hadzimehmedovic(SRB) | 4 | 4 | 767 | Graph |
| 2017 | Alexander Razeghi(USA) | 4 | 4 | 764 | Graph |
| 1749 | George Houghton(GBR) | 5 | 5 | 762 | Graph |
| 1871 | Jonah Braswell(USA) | 4 | 4 | 760 | Graph |
| 1019 | Steve Johnson(USA) | 2 | 2 | 759 | Graph |
| 2158 | Mattias Southcombe(GBR) | 2 | 2 | 756 | Graph |
| 1417 | Pedro Rodenas(ESP) | 80 | 80 | 749 | Graph |
| 1574 | Petr Nouza(CZE) | 1 | 1 | 749 | Graph |
| 1529 | Cash Hanzlik(USA) | 2 | 2 | 747 | Graph |
| 1789 | Luciano Tacchi(ARG) | 4 | 4 | 742 | Graph |
| 1957 | Joshua Goodger(GBR) | 3 | 3 | 741 | Graph |
| 2017 | Alejandro Juan Mano(ESP) | 4 | 4 | 716 | Graph |
| 1749 | Tuncay Duran(TUR) | 5 | 5 | 693 | Graph |
| 1764 | Bruno Pujol Navarro(ESP) | 5 | 5 | 692 | Graph |
| 1044 | Gilbert Klier Junior(BRA) | 3 | 3 | 675 | Graph |
| 1957 | Zach Stephens(GBR) | 3 | 3 | 662 | Graph |
| 2017 | Twan Van Zijl(NED) | 4 | 4 | 652 | Graph |
| 1320 | Arklon Huertas Del Pino(PER) | 2 | 2 | 641 | Graph |
| 2145 | Miguel Angel Cabrera(CHI) | 2 | 2 | 641 | Graph |
| 2161 | Jack Karlsson Wistrand(SWE) | 2 | 2 | 640 | Graph |
| 2162 | Fabio De Michele(ITA) | 2 | 2 | 636 | Graph |
| 788 | Liam Broady(GBR) | 242 | 242 | 632 | Graph |
| 2136 | Alexey Nesterov(RUS) | 2 | 2 | 629 | Graph |
| 2067 | Preston Stearns(USA) | 2 | 2 | 625 | Graph |
| 1957 | Antonio Prat(ESP) | 3 | 3 | 614 | Graph |
| 2114 | Federico Salomone(ITA) | 2 | 2 | 612 | Graph |
| 1871 | Luke Sorensen(AUS) | 4 | 4 | 611 | Graph |
| 2067 | Peter Goldsteiner(AUT) | 2 | 2 | 604 | Graph |
| 1632 | Johannes Ingildsen(DEN) | 3 | 3 | 596 | Graph |
| 1762 | Marco Miceli(ITA) | 5 | 5 | 589 | Graph |
| 1252 | Akira Santillan(AUS) | 3 | 3 | 586 | Graph |
| 2136 | Natthayut Nithithananont(THA) | 2 | 2 | 584 | Graph |
| 1574 | Marcelo Zormann(BRA) | 1 | 1 | 578 | Graph |
| 2017 | Lautaro Agustin Corthey(ARG) | 4 | 4 | 578 | Graph |
| 1406 | Tao Mu(CHN) | 10 | 10 | 574 | Graph |
| 2067 | Nicaise Muamba(CAN) | 2 | 2 | 574 | Graph |
| 1468 | Arjun Kadhe(IND) | 2 | 2 | 568 | Graph |
| 1215 | Matyas Fuele(HUN) | 1 | 1 | 564 | Graph |
| 1616 | Perry Gregg(USA) | 128 | 128 | 562 | Graph |
| 1398 | Julian Ocleppo(ITA) | 1 | 1 | 556 | Graph |
| 1483 | Siem Woldeab(USA) | 3 | 3 | 555 | Graph |
| 2067 | Omar Brigida(ITA) | 2 | 2 | 547 | Graph |
| 1296 | Lewie Lane(GER) | 2 | 2 | 536 | Graph |
| 1020 | Matija Pecotic(CRO) | 1 | 1 | 528 | Graph |
| 1787 | Michael Shaw(GBR) | 4 | 4 | 522 | Graph |
| 2017 | Adriano Dzhenev(BUL) | 4 | 4 | 522 | Graph |
| 2114 | Ren Nakamura(JPN) | 2 | 2 | 511 | Graph |
| 1307 | Jimmy Yang(GER) | 2 | 2 | 509 | Graph |
| 798 | Joao Sousa(POR) | 72 | 72 | 505 | Graph |
| 1143 | Kacper Zuk(POL) | 495 | Graph | ||
| 1764 | Fons Van Sambeek(NED) | 5 | 5 | 493 | Graph |
| 1789 | Lukas Palovic(SVK) | 4 | 4 | 490 | Graph |
| 1641 | Volodymyr Iakubenko(UKR) | 4 | 4 | 489 | Graph |
| 2114 | Maxim Krapivin(RUS) | 2 | 2 | 484 | Graph |
| 1411 | Iiro Vasa(FIN) | 482 | Graph | ||
| 1775 | Matteo Lavizzari(SUI) | 4 | 4 | 480 | Graph |
| 1672 | Dominik Recek(CZE) | 3 | 3 | 476 | Graph |
| 1265 | Jorge Martinez Martinez(ESP) | 2 | 2 | 475 | Graph |
| 1731 | Changli Zhang(CHN) | 4 | 4 | 475 | Graph |
| 1376 | Jayden Court(AUS) | 2 | 2 | 472 | Graph |
| 1126 | Kazuki Nishiwaki(JPN) | 1 | 1 | 471 | Graph |
| 1573 | Noah Lopez(SUI) | 1 | 1 | 463 | Graph |
| 797 | Jason Jung(TPE) | 1 | 1 | 461 | Graph |
| 1775 | Linghao Zhang(CHN) | 4 | 4 | 461 | Graph |
| 2136 | Guelfo Baldovinetti(ITA) | 2 | 2 | 460 | Graph |
| 1258 | Thomas Setodji(TOG) | 2 | 2 | 458 | Graph |
| 1168 | Alexandros Skorilas(GRE) | 1 | 1 | 451 | Graph |
| 1599 | Brandon Walkin(GBR) | 2 | 2 | 445 | Graph |
| 2017 | Walid Ahouda(MAR) | 4 | 4 | 445 | Graph |
| 577 | Dominic Thiem(AUT) | 53 | 53 | 443 | Graph |
| 1411 | Jumpei Yamasaki(JPN) | 203 | 203 | 443 | Graph |
| 881 | Timo Stodder(GER) | 2 | 2 | 442 | Graph |
| 1248 | Bang Shuo Yin(TPE) | 2 | 2 | 442 | Graph |
| 2067 | Rodolfo Jauregui Sainz De Rozas(MEX) | 2 | 2 | 437 | Graph |
| 2158 | Miha Vetrih(SLO) | 2 | 2 | 437 | Graph |
| 799 | Guido Andreozzi(ARG) | 435 | Graph | ||
| 1299 | Guy Den Heijer(NED) | 2 | 2 | 431 | Graph |
| 1672 | Marsel Ilhan(TUR) | 3 | 3 | 429 | Graph |
| 1174 | Yassine Dlimi(MAR) | 1 | 1 | 427 | Graph |
| 1316 | Raphael Perot(FRA) | 2 | 2 | 426 | Graph |
| 1574 | Matthew Christopher Romios(AUS) | 1 | 1 | 423 | Graph |
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