The Forsyte Saga is a series of three novels and two interludes by John Galsworthy published between 1906 and 1921.

The Forsyte Saga may also refer to:

• That Forsyte Woman, 1949 American romance film based on The Man of Property, the first novel in the series
• The Forsyte Saga (1967 series), 1967 British television series based on the series of novels, and its sequel trilogy A Modern Comedy
• The Forsyte Saga (2002 miniseries), 2002 British television serial based on the first two novels, The Man of Property and In Chancery, and the first interlude, Indian Summer of a Forsyte, in the series of novels
• The Forsyte Saga: To Let, 2003 British television serial based on the last novel in the series, To Let