| Marianela Vivas | |
| Fullname: | Marianela Virginia Vivas Perea |
| Birth Date: | 11 January 1978 |
| Birth Place: | Esmeraldas, Ecuador |
| Position: | Forward |
| Years1: | 2002–2006 |
| Clubs1: | Todas Estrellas |
| Years2: | 2006 |
| Clubs2: | Guayas selection |
| Years3: | 2007–2010 |
| Clubs3: | Todas Estrellas |
| Years4: | 2010 |
| Clubs4: | Guayas selection |
| Years5: | 2011–201? |
| Clubs5: | Todas Estrellas |
| Nationalyears1: | 2003–2006 |
| Nationalteam1: | Ecuador |
| Nationalcaps1: | 6 |
| Nationalgoals1: | 1 |
| Ntupdate: | 18 November 2006 |
Marianela Virginia Vivas Perea (born 11 January 1978) is an Ecuadorian retired footballer who played as a forward. She has been a member of the Ecuador women's national team.
Vivas played for Ecuador at senior level in two South American Women's Football Championship editions (2003 and 2006).
Scores and results list Ecuador's goal tally first