"Moon River" is a 1961 song by Johnny Mercer and Henry Mancini.

Moon River may also refer to:

Rivers

• Moon River (Ontario), a river in west central Ontario, Canada
• Moon River, near Savannah, Georgia, in the United States; see Herb River
• Moon River, better known as the Mun River, a tributary of the Mekong in Thailand
• Moon River, better known as the Yue River, a river in Shaanxi, China

Entertainment

• Moon River (radio program), a long-running radio program
• Moon River (TV series) (also called The Return of Iljimae), a South Korean television series
• Moon River: The Very Best of Andy Williams, a 2009 album by Andy Williams
• Moon River and Other Great Movie Themes, a 1962 album by Andy Williams
• Moon River (Taiwan TV series), a 2015 Taiwanese drama

Other uses

• Moon River (gin cocktail), a cocktail prepared with gin
• Moon River, Ontario, Canada
• Moon River Brewing Company, Savannah, Georgia
• MV Moon River, a Singaporean coaster