Mariela de Jesús Viteri Velasco (born December 27, 1968) is an Ecuadorian television presenter, radio host, media director, and actress.

[3] After this, she co-hosted Música y Deportes with Gerardo España on the channel CableDeportes, following a format of mischievous interviews with national and international personalities.

In 1993, Viteri moved to CRE Televisión (now Canal Uno), where she worked as an interviewer for the shows Na 'que ver and Media hora con Mariela.

Viteri is a businesswoman, serving as the executive president of Radio Fuego: 106.5 FM, created in 1995 together with her then husband Ricardo Mórtola, and of Revista Mariela, launched in 2006 as a guide for women on the topics of nutrition, psychology, interviews, entertainment, and fashion.

[4] She has recorded six short Christmas albums for charity: Que canten los niños, Ahora tengo más, Vive, Yo quiero ser como tú, La familia, and Amigos por Ecuador, the latter with Daniel Betancourth, Fausto Miño, David Reinoso [es], and Francisco Pinoargotti [es].