| |
| Athletics Pan American Games Women: 400 m | 
|
|
| |
| Year | Location | 
| 
| 
|
| 2011 | Guadalajara (mex) | |||
| 2007 | Rio de Janeiro (bra) | Ana Guevara (mex) | Christine Amertil (bah) | Indira Terrero (cub) |
| 2003 | Santo Domingo (dom) | Ana Guevara (mex) | Hazel-Ann Regis (grn) | Aliann Pompey (guy) |
| 1999 | Winnipeg (can) | Ana Guevara (mex) | Michelle Collins (usa) | Claudine Williams (jam) |
| 1995 | Mar del Plata (arg) | Julia Duporty (cub) | Nancy McLeón (cub) | Flirtisha Harris (usa) |
| 1991 | La Habana (cub) | Ana Fidelia Quirot (cub) | Ximena Restrepo (col) | Jearl Miles (usa) |
| 1987 | Indianapolis (usa) | Ana Fidelia Quirot (cub) | Jillian Richardson (can) | Denean Howard (usa) |
| 1983 | Caracas (ven) | Charmaine Crooks (can) | Ana Fidelia Quirot (cub) | Esther Gabriel (usa) |
| 1979 | San Juan (prc) | Sharon Dabney (usa) | June Griffith (guy) | Pat Jackson (usa) |
| 1975 | Mexico City (mex) | Joyce Yakubowich (can) | Debra Sapenter (usa) | Lorna Forde (bar) |
| 1971 | Cali (col) | Marilyn Neufville (jam) | Carmen Trustée (cub) | Yvonne Saunders (jam) |
