As Aventuras de Poliana (English: The Adventures of Poliana) is a Brazilian telenovela written by Íris Abravanel, based on the 1913 novel Pollyanna by Eleanor H. Porter. Sophia Valverde stars as the titular character. It premiered on SBT on 16 May 2018. On 2 October 2019, SBT announced that the telenovela was renewed for a second season and that it would be based on the 1915 novel Pollyanna Grows Up. The second season was later titled as Poliana Moça, which premiered in 2022.

The telenovela tells the story of Poliana, a girl who loses her parents and lives with her aunt, Luísa, in São Paulo. It also has the mystery of Mr. Pendleton, the confusions of the club MaGaBeLo and the story of João, a boy who leaves Ceará by himself to seek new adventures in Sao Paulo after meeting his friend, Poliana, by chance.