Maria de Lourdes "Malu" da Silveira Mäder (born 12 September 1966) is a Brazilian actress.

Born in Rio de Janeiro, she is the daughter of Rubens Tramujas Mäder, a Brazilian army colonel (who gives his name to the RJ-163 highway, which goes to Penedo) and Ângela Maria da Silveira, a social worker.

[1] At age 10 she was taken by her cousin Maísa, who was starting to date her older brother, to watch the play Capitães da Areia, and then she decided to perform.

In 1972, she enrolled in the course for actors at the Tablado Theater, directed by Maria Clara Machado, and had as teacher Carlos Wilson, director of Capitães da Areia and also actress Louise Cardoso as a teacher.

She has been married since 1990 to musician, presenter and writer Tony Bellotto, who is part of the Brazilian rock band Titãs.