| 250 | Hazel-Ann Regis |  | 50.64 | | 16. Mai 2004 | Oxford (GBR) |
| 250 | Daina Harper |  | 50.64 | | 24. Juni 2017 | Sacramento, CA (USA) |
| 250 | Karin Janke |  | 50.64 | | 11. Aug. 1990 | Düsseldorf (GER) |
| 250 | Brianna White | | 50.64 | | 25. Mai 2024 | Un. of Kentucky Outdoor Track Facility, Lexington, KY (USA) |
| 255 | Yelena Ruzina |  | 50.65 | | 6. Juli 1990 | Kiev (URS) |
| 256 | Nadia Davy |  | 50.66 | | 14. Juni 2003 | Sacramento, CA (USA) |
| 256 | Rachel Joseph | | 50.66 | | 31. Mai 2025 | Cushing Stadium, College Station, TX (USA) |
| 256 | Miranda Charlene Coetzee |  | 50.66 | | 6. Aug. 2024 | Stade de France, Paris (FRA) |
| 256 | Irina Rosikhina | | 50.66 | | 30. Juli 2004 | Tula (RUS) |
| 260 | Anna Tkach | | 50.67 | | 23. Juli 2000 | Tula (RUS) |
| 260 | Tracey Barnes | | 50.67 | | 27. Juni 1998 | Kingston (JAM) |
| 260 | Shannelle Porter | | 50.67 | | 7. Juli 1996 | Padova (ITA) |
| 263 | Javonya Valcourt |  | 50.68 | | 19. Apr. 2025 | Percy Beard Track, Gainesville, FL (USA) |
| 263 | Tovea Jenkins | | 50.68 | | 27. Juni 2021 | National Stadium, Kingston (JAM) |
| 263 | Tatyana Roslanova |  | 50.68 | | 5. Juni 2004 | Almaty (KAZ) |
| 266 | Sharrika Barnett | | 50.69 | | 13. Mai 2018 | Knoxville, TN (USA) |
| 266 | Mireille Nguimgo |  | 50.69 | | 13. Aug. 2000 | La Chaux-de-Fonds (SUI) |
| 266 | Paula Sevilla |  | 50.69 | | 14. Sept. 2025 | National Stadium, Tokyo (JPN) |
| 266 | Aminatou Seyni |  | 50.69 | | 23. Aug. 2018 | Rovereto (ITA) |
| 266 | Antonina Yefremova |  | 50.69 | | 31. Mai 2011 | Yalta (UKR) |
| 271 | Gabriele Kotte | | 50.70 | | 12. Aug. 1979 | Karl Marx Stadt (GDR) |
| 271 | Genowefa Blaszak |  | 50.70 | | 15. Aug. 1986 | Berlin (GER) |
| 273 | Aliann Tabitha Pompey |  | 50.71 | | 16. Aug. 2009 | Olympiastadion, Berlin (GER) |
| 273 | Allison Curbishley |  | 50.71 | | 18. Sept. 1998 | Kuala Lumpur (MAS) |
| 273 | Patricia Hall | | 50.71 | | 7. Juni 2012 | Bislett Stadion, Oslo (NOR) |
| 273 | Vineta Ikauniece | | 50.71 | | 4. Sept. 1988 | Moskva (URS) |
| 273 | Sharlene Mawdsley |  | 50.71 | | 5. Aug. 2024 | Stade de France, Paris (FRA) |
| 273 | Patience Okon George |  | 50.71 | | 15. Sept. 2015 | Brazzaville (CGO) |
| 279 | Adri De Jongh-Schoeman | | 50.73 | | 14. Apr. 1996 | Johannesburg (RSA) |
| 279 | Claudine Komgang-Fotsing | | 50.73 | | 2. Juli 2000 | Ciudad de México (MEX) |
| 279 | Joanne Cuddihy | | 50.73 | | 27. Aug. 2007 | Yanmar Stadium Nagai, Osaka (JPN) |
| 279 | Yuliya Sotnikova | | 50.73 | | 24. Juli 2000 | Tula (RUS) |
| 283 | Suziann Reid | | 50.74 | | 2. Juli 1999 | Stade Olympique de la Pontaise, Lausanne (SUI) |
| 283 | Christine Mallard | | 50.74 | | 9. Juli 2023 | Hayward Field, Eugene, OR (USA) |
| 283 | Junelle Bromfield | | 50.74 | | 29. Juni 2024 | National Stadium, Kingston (JAM) |
| 286 | Ama Pipi | | 50.75 | | 20. Juli 2023 | Štadión SNP, Banská Bystrica (SVK) |
| 286 | Joslyn Hoyte-Smith | | 50.75 | | 18. Juni 1982 | London (GBR) |
| 288 | Keshia Kirtz | | 50.76 | | 16. Mai 2010 | Berkeley, CA (USA) |
| 288 | Anna Polinari |  | 50.76 | | 27. Juni 2025 | Estadio Vallehermoso, Madrid (ESP) |
| 288 | Janieve Russell | | 50.76 | | 9. Juli 2023 | National Stadium, Kingston (JAM) |
| 288 | Anneisha Mclaughlin-Whilby | | 50.76 | | 25. Juni 2017 | Kingston (JAM) |
| 288 | Emma Zapletalová |  | 50.76 | | 28. Juni 2025 | Atletski stadion Poljane, Maribor (SLO) |
| 293 | Lisanne De Witte |  | 50.77 | | 11. Aug. 2018 | Olympiastadion, Berlin (GER) |
| 293 | Yelena Didilenko-Korban | | 50.77 | | 27. Juli 1983 | Leningrad (URS) |
| 295 | Olga Mineyeva | | 50.78 | | - | - |
| 295 | Gisela Anton | | 50.78 | | 27. Juli 1976 | Halle (GER) |
| 295 | Michelle Lock |  | 50.78 | | 3. Aug. 1992 | Estadio Olímpico, Barcelona (ESP) |
| 295 | Leah Anderson | | 50.78 | | 29. Juni 2025 | National Stadium, Kingston (JAM) |
| 295 | Lina Nielsen | | 50.78 | | 14. Juli 2024 | Stade de La Charrière, La Chaux-de-Fonds (SUI) |
| 295 | Brionna Thomas | | 50.78 | | 9. Juni 2018 | Eugene, OR (USA) |
