The Sisterhood of the Traveling Pants 2 is the upcoming sequel to the 2005 film The Sisterhood of the Traveling Pants. Directed by Sanaa Hamri, the original cast (America Ferrera, Amber Tamblyn, Alexis Bledel and Blake Lively) will star in the sequel, and although using some storylines from The Second Summer of the Sisterhood and Girls in Pants, the film is based around the fourth novel in The Sisterhood of the Traveling Pants series, Forever in Blue: The Fourth Summer of the Sisterhood. The film is rated PG-13.

The film has an expected release date of August 6, 2008 in the United States and September 18, 2008 in Australia.