Toscano began her pageantry career representing Colima , one of 24 finalists in her country 's national beauty pageant Mexicana Universal 2018 , held on June 3 , 2018 in Foro de TV Azteca , Ciudad de México , México where she was crowned as Miss Universe Mexico 2018 . She succeeded outgoing Nuestra Belleza México 2017 Denisse Franco . As Mexicana Universal , Toscano represented Mexico at the Miss Universe 2018 pageant in Bangkok , Thailand . Despite being an early favorite and popularity from previous pageant , where she did not place . The eventually winner Catriona Gray of the Philippines
Nuestra Belleza México 2017
Nuestra Belleza México 2017
Andrea Toscano