ATP Rankings, Biggest Drop (6 months)
The change is calculated over the past 6 months.
Dec 8, 2025
| # | Player | Var/Week | Var/Jan. 1 | Var/6M | |
| 1678 | Gonzalo Oliveira(VEN) | 17 | 1433 | 1392 | Graph |
| 2216 | Alessandro Bellifemine(ITA) | 10 | 1333 | 1292 | Graph |
| 2086 | Yshai Oliel(ISR) | 8 | 1566 | 1233 | Graph |
| 2028 | Liam Gavrielides(GER) | 12 | 1421 | 1232 | Graph |
| 2208 | Leo Deflandre(FRA) | 10 | 1137 | 1157 | Graph |
| 1705 | Ernesto Escobedo(MEX) | 16 | 1260 | 1079 | Graph |
| 1931 | Mikhail Gorokhov(RUS) | 7 | 1192 | 1077 | Graph |
| 2170 | Yuvan Nandal(IND) | 11 | 1154 | 1069 | Graph |
| 2195 | Pavel Verbin(RUS) | 11 | 1165 | 1047 | Graph |
| 1813 | Kane Bonsach Ganley(DEN) | 14 | 1038 | 1021 | Graph |
| 2170 | Valentin Kopeikin(RUS) | 11 | 1060 | 1018 | Graph |
| 1931 | Harrison Adams(USA) | 7 | 1391 | 994 | Graph |
| 2208 | Kazuma Kawachi(JPN) | 10 | 1051 | 965 | Graph |
| 2170 | Alejandro Arcila(COL) | 11 | 918 | 963 | Graph |
| 1506 | Bogdan Bobrov(RUS) | 3 | 1074 | 927 | Graph |
| 2212 | Sean Hess(ARG) | 9 | 1177 | 907 | Graph |
| 1639 | Mariano Tammaro(ITA) | 7 | 989 | 898 | Graph |
| 1841 | Sheng Tang(CHN) | 15 | 970 | 891 | Graph |
| 2134 | Karl Kazuma Lee(USA) | 8 | 878 | 884 | Graph |
| 1305 | Maxime Cressy(USA) | 15 | 1061 | 879 | Graph |
| 2086 | Calin Teodor Stirbu(ROU) | 8 | 876 | 877 | Graph |
| 2134 | Rafael Kis Balazs(HUN) | 8 | 850 | 863 | Graph |
| 2195 | Filip Krolo(GER) | 11 | 830 | 843 | Graph |
| 1605 | Bogdan Pavel(ROU) | 9 | 840 | 840 | Graph |
| 1931 | Lucas Renard(SWE) | 7 | 835 | 828 | Graph |
| 2134 | Antoine Walch(FRA) | 8 | 866 | 817 | Graph |
| 1931 | Tim Ruehl(GER) | 7 | 903 | 815 | Graph |
| 2195 | Yong Joon Park(KOR) | 19 | 810 | 815 | Graph |
| 1781 | Mariano Dedura-Palomero(GER) | 13 | 809 | 800 | Graph |
| 1931 | Sebastian Gorzny(USA) | 7 | 835 | 793 | Graph |
| 2086 | Andres Gabriel Ciurletti(ITA) | 737 | 705 | 776 | Graph |
| 2170 | Julien De Cuyper(FRA) | 11 | 779 | 763 | Graph |
| 2195 | Carlos Giraldi(ESP) | 11 | 666 | 763 | Graph |
| 1443 | Nicola Kuhn(GER) | 3 | 1090 | 741 | Graph |
| 1690 | Petar Jovanovic(MNE) | 16 | 756 | 738 | Graph |
| 988 | Gabriel Debru(FRA) | 4 | 735 | 735 | Graph |
| 1628 | Aliaksandr Liaonenka(BLR) | 14 | 814 | 722 | Graph |
| 1318 | Juan Pablo Paz(ARG) | 13 | 758 | 707 | Graph |
| 1715 | Matteo De Vincentis(ITA) | 16 | 728 | 707 | Graph |
| 2028 | Ignacio Carou(URU) | 306 | 983 | 707 | Graph |
| 936 | Gijs Brouwer(NED) | 6 | 760 | 704 | Graph |
| 1304 | Pawel Juszczak(POL) | 62 | 827 | 695 | Graph |
| 1516 | Guido Andreozzi(ARG) | 3 | 717 | 685 | Graph |
| 1823 | Vesa Ahti(FIN) | 14 | 610 | 682 | Graph |
| 1254 | Hazem Naw(SYR) | 49 | 925 | 678 | Graph |
| 1463 | Adam Heinonen(SWE) | 3 | 699 | 677 | Graph |
| 1931 | Gabriel Elicha Navas(ESP) | 7 | 700 | 672 | Graph |
| 1209 | Jiri Vesely(CZE) | 12 | 868 | 671 | Graph |
| 1626 | Sasa Markovic(SRB) | 15 | 754 | 668 | Graph |
| 1429 | Timo Legout(FRA) | 5 | 776 | 666 | Graph |
| 1931 | Peter Benjamin Privara(SVK) | 7 | 1126 | 665 | Graph |
| 1658 | Seita Watanabe(JPN) | 12 | 776 | 661 | Graph |
| 1781 | Luc Fomba(FRA) | 5 | 790 | 651 | Graph |
| 976 | Adrian Andreev(BUL) | 3 | 759 | 647 | Graph |
| 1805 | Fabien Salle(FRA) | 19 | 1025 | 647 | Graph |
| 1628 | Aristarkh Safonov(RUS) | 237 | 657 | 646 | Graph |
| 2185 | Moritz Hoffmann(GER) | 9 | 548 | 640 | Graph |
| 1394 | Nick Chappell(USA) | 12 | 813 | 638 | Graph |
| 1212 | Joao Domingues(POR) | 12 | 677 | 635 | Graph |
| 1288 | Duarte Vale(POR) | 12 | 795 | 632 | Graph |
| 1013 | Alexey Zakharov(RUS) | 8 | 688 | 625 | Graph |
| 1628 | Aleksa Pisaric(SRB) | 14 | 645 | 621 | Graph |
| 2195 | Gabriel Matuszewski(POL) | 11 | 526 | 621 | Graph |
| 1931 | Lorenzo Esquici(BRA) | 7 | 612 | 618 | Graph |
| 1652 | Zhenxiong Dong(CHN) | 13 | 663 | 616 | Graph |
| 1842 | Tomas Lanik(SVK) | 15 | 531 | 605 | Graph |
| 1605 | Viktor Jovic(SRB) | 9 | 684 | 599 | Graph |
| 1550 | Maciej Rajski(POL) | 3 | 614 | 597 | Graph |
| 1781 | Luke Simkiss(GBR) | 13 | 587 | 591 | Graph |
| 2086 | Mirko Martinez(SUI) | 8 | 449 | 585 | Graph |
| 2028 | Jake Van Emburgh(USA) | 12 | 648 | 583 | Graph |
| 1019 | Samuel Vincent Ruggeri(ITA) | 14 | 744 | 580 | Graph |
| 1626 | Ryotero Matsumura(JPN) | 15 | 670 | 578 | Graph |
| 1658 | Milan Welte(GER) | 12 | 683 | 576 | Graph |
| 1842 | Matias Franco Descotte(ARG) | 15 | 982 | 575 | Graph |
| 1402 | Vuk Radjenovic(SRB) | 9 | 620 | 565 | Graph |
| 1550 | Stefan Latinovic(SRB) | 195 | 570 | 565 | Graph |
| 1781 | Alessandro Spadola(ITA) | 13 | 457 | 563 | Graph |
| 2185 | Daniil Bogatov(RUS) | 9 | 572 | 559 | Graph |
| 2028 | Rethin Pranav Senthil Kumar(IND) | 12 | 557 | 555 | Graph |
| 2028 | Thanaphat Boosarawongse(THA) | 12 | 548 | 552 | Graph |
| 2134 | Jan Jermar(CZE) | 8 | 570 | 550 | Graph |
| 1838 | Drew Van Orderlain(USA) | 15 | 722 | 544 | Graph |
| 2208 | Andrea Motta(ITA) | 10 | 341 | 543 | Graph |
| 1214 | Elliot Benchetrit(MAR) | 12 | 609 | 542 | Graph |
| 2028 | Lautaro Correa Beguerie(ARG) | 329 | 391 | 542 | Graph |
| 1781 | Kody Pearson(AUS) | 5 | 632 | 540 | Graph |
| 1931 | Edoardo Lavagno(ITA) | 7 | 1312 | 540 | Graph |
| 1931 | Fernando Yamacita(BRA) | 7 | 520 | 540 | Graph |
| 1071 | Antoine Cornut-Chauvinc(FRA) | 2 | 459 | 538 | Graph |
| 1300 | Khololwam Montsi(RSA) | 13 | 533 | 538 | Graph |
| 1738 | Yeong-Seok Jeong(KOR) | 16 | 442 | 537 | Graph |
| 694 | Nicolas Moreno De Alboran(USA) | 6 | 584 | 536 | Graph |
| 1931 | Nathan Trouve(FRA) | 7 | 600 | 535 | Graph |
| 1566 | Illya Beloborodko(UKR) | 4 | 680 | 532 | Graph |
| 1931 | Spencer Gray(USA) | 7 | 428 | 526 | Graph |
| 1154 | Ramkumar Ramanathan(IND) | 7 | 759 | 523 | Graph |
| 2086 | Matic Kriznik(SLO) | 8 | 925 | 520 | Graph |
| 1815 | Hernando Jose Escurra Isnardi(PAR) | 13 | 809 | 519 | Graph |
| 1651 | Issei Okamura(JPN) | 12 | 466 | 516 | Graph |
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