Leonor Silveira, born in October the 28th, 1970, is a Portuguese film actress.

Leonor studied in Lycée Français Charles Lepierre and graduated in International Relations, in Universidade Lusíada de Lisboa (1995). She became an actress by the hands of director Manoel de Oliveira, becoming a true icon of his cinematography. Leonor Silveira made her film debut in The Cannibals, right next Luís Miguel Cintra, for director Manoel de Oliveira in 1988. She appeared in most of Oliveira's subsequent films. She participated, successively, in A Divina Comédia (1991), Viagem ao Princípio do Mundo (1997), Festa (1996), O Convento (1995), Inquietude (1998), A Carta (1999), Palavra e Utopia (2000), O Princípio da Incerteza (2001) or Um Filme Falado (2003). It is, perhaps, Vale Abraão (1993), an adaptation made by Agustina Bessa-Luís, of the novel “Madame Bovary” by Flaubert, and Espelho Mágico (2006), based on “A Alma dos Ricos”, also by Agustina, her more serious interpretations. She has also starred in films by João Botelho, Joaquim Pinto, Luís Galvão Teles, Vicente Jorge Silva. More recently she starred in the successful series Glória (2021) and Sul (2019), and also in the success of João Canijo Mal Viver and Viver Mal (2023).

Leonor has also been part of the jury of several film festivals, such as Festival Internacional de Curtas-Metragens de Vila do Conde (1997), São Paulo International Film Festival (2000), Marraquexe International Film Festival (2003), Cannes Film Festival (2009), and San Sebastian Film Festival (2010).