| 1957 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1974 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1979 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1980 | | Guayaquil | placement.1RU |
| 1999 | | Quito | page.geo_unit_pageant.unplaced |
| 2005 | | Quito | page.geo_unit_pageant.unplaced |
| 2011 | | Santo Domingo de los Colorados | placement.WINNER |
| 2013 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 2019 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 2020 | | Manta | page.geo_unit_pageant.unplaced |
| 2023 | | Santo Domingo | page.geo_unit_pageant.unplaced |