Diana Leblanc is a Canadian television and film actress, best known to US audiences for her portrayal of Frannie Halcyon in the TV miniseries More Tales of the City (1998) and its follow-up Further Tales of the City (2001). These miniseries were sequels to Tales of the City (1994), which starred Nina Foch in the role of Frannie.

In 2015, Leblanc received a Governor General’s Performing Arts Award for Lifetime Artistic Achievement, Canada’s highest honour in the performing arts, for her work in theatre. She has also received the Gascon-Thomas Award from the National Theatre School of Canada and a Gemini Award.