[4] Women's boxing debuted at the 2012 Summer Olympics, with Araújo selected to represent Brazil.

Araújo was awarded bronze alongside Mavzuna Chorieva from Tajikistan, and became the only competitor from a Latin American country to win a medal in any of the women's boxing events.

[7] Araújo was disappointed to have only won bronze, although she looked forward to attending the 2016 Summer Olympics in Rio de Janeiro, but said that she would not be competing as she was planning on turning professional before then.

[5] However, she has once again been selected to represent Brazil and felt that competing in her home country would provide a boost to her chances of a gold medal.

[9] Shortly prior to the games, Araújo was one of 141 torchbearers on the first day of the Brazilian leg of the 2016 Summer Olympics torch relay.