| 1955 | | Guayaquil | placement.1RU |
| 1955 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1957 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1964 | | Guayaquil | placement.1RU |
| 1969 | | Guayaquil | placement.WINNER |
| 1970 | | Guayaquil | placement.1RU |
| 1970 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1970 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1970 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1970 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1970 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1970 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1970 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1970 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1970 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1971 | | Quito | placement.2RU |
| 1972 | | Guayaquil | placement.1RU |
| 1974 | | Guayaquil | placement.WINNER |
| 1977 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1977 | | Guayaquil | placement.3RU |
| 1977 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1977 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1977 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1977 | | Guayaquil | placement.1RU |
| 1977 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1980 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1985 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 1996 | | Quito | page.geo_unit_pageant.unplaced |
| 1997 | | Quito | page.geo_unit_pageant.unplaced |
| 1997 | | Quito | page.geo_unit_pageant.unplaced |
| 1997 | | Quito | page.geo_unit_pageant.unplaced |
| 1998 | | Quito | placement.WINNER |
| 1999 | | Quito | page.geo_unit_pageant.unplaced |
| 1999 | | Quito | placement.1RU |
| 2003 | | Quito | placement.1RU |
| 2006 | | Cuenca | placement.1RU |
| 2008 | | Quito | page.geo_unit_pageant.unplaced |
| 2010 | | Quito | page.geo_unit_pageant.unplaced |
| 2014 | | Guayaquil | page.geo_unit_pageant.unplaced |
| 2017 | | Babahoyo | placement.SEMIFINALIST |
| 2018 | | Machala | page.geo_unit_pageant.unplaced |
| 2020 | | Manta | placement.FINALIST |
| 2022 | | Quevedo | page.geo_unit_pageant.unplaced |
| 2022 | | Quevedo | placement.SEMIFINALIST |
| 2024 | | Salinas | page.geo_unit_pageant.unplaced |
| 2024 | | Salinas | page.geo_unit_pageant.unplaced |
| 2024 | | Salinas | placement.SEMIFINALIST |
| 2024 | | Salinas | page.geo_unit_pageant.unplaced |