Miss Mundo Brasil 2015 was held on June 27’ 2015. The pageant has been held in Brazil as an independent event since 2006 to select Brazil's official representative to the Miss World pageant.  Ana Luisa Castro, representative of Sergipe was crowned Miss Mundo Brasil 2015 on the eve of June 27’ 2015 in Florianópolis. Ana Luisa was eventually dethroned and the Miss Mundo Brasil 2015 first runner-up Catharina Choi Nunes officially took over the place as the new queen.

Thirty-seven total contestants competed for the coveted crown of Miss Mundo Brasil 2015. The thirty-seven gorgeous contestants were - Ana Karen Agostini, Ana Luisa Castro, Andrieli Rozin, Annie Spina, Barbara Suter, Brenda Arruda, Catharina Choi Nunes, Clicia Pinheiro, Cloris Ioanna Junges, Ellen Teodoro, Jade Davis, Janyele Santos, Jaqueline Verrel, Jessica Lirio, Julia Horta, Juliana Policastro, Kelly Medeiros, Lais Berte, Larissa Dienstmann, Lycia Ribeiro, Mara Angela Lima, Maria Candido, Maria Theresa Carvalho, Mariana Moura, Mariana Souto, Marjorie Rossi, Mayra Dias, Miriam Silva, Monalisa Carneiro, Monique Morais, Nathalia Paiva Lago, Nathalia Pinheiro, Paula Gomes, Rebeca Falco, Thaina Magalhaes, Vall Magri and Viviane Soares.

The outgoing Miss Mundo Brasil Julia Gama hailing from Rio Grande do Sul who represented Brazil in the Miss World 2014 pageant and was one of the Top 10 finalists. At the finals of Miss Mundo Brasil 2015 held on June 27’ 2015, Julia crowned her successor.