A marshmallow is a confection typically made from sugar, water and gelatin.

Marshmallow may also refer to:

Arts, entertainment, and media Fictional entities Marshmallow (book), a 1942 picture book about a pet rabbit of the same name, by Clare Turlay Newberry Marshmallow, a main character from the online series Annoying Orange Marshmallow, a fictional character from the 2013 Disney animated film Frozen Marshmallow, a fictional character from the 2016 incremental dating sim Crush Crush

Music Groups and labels Marshmallow (band), a band from London, England Marshmallow Records & Marshmallow Exports, a Japanese independent jazz record label founded in 1978 Marshmello, an American DJ

Works Marshmallows (album) (1996), an album by The For Carnation "Marshmallow", a song by IU from the album IU...IM Film

Marshmallow (film) (2025), a science fiction horror film directed by Daniel DelPurgatorio

Foods Marshmallow creme or "fluff", a spreadable marshmallow-like substance

Other uses Android Marshmallow, version 6.0 of Google's operating system for mobile devices Althaea officinalis, a plant known as the "marshmallow", from which the confection was originally made Basketball Arena (London), venue of the 2012 Summer Olympics, colloquially known as the Marshmallow