| 1956 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1966 | | Quito | page.geo_unit_pageant.unplaced |
| 1966 | | Quito | page.geo_unit_pageant.unplaced |
| 1971 | | Quito | page.geo_unit_pageant.unplaced |
| 1989 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1996 | | Quito | placement.1RU |
| 1999 | | Quito | page.geo_unit_pageant.unplaced |
| 2009 | | Manta | page.geo_unit_pageant.unplaced |
| 2015 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 2017 | | Babahoyo | page.geo_unit_pageant.unplaced |
| 2023 | | Santo Domingo | page.geo_unit_pageant.unplaced |