A familiar is a supernatural entity believed to assist witches and cunning folk in their practice of magic.

Familiar may also refer to:

Arts and entertainment Film and television The Familiar (film), 2009 film "Familiar" (The X-Files), a 2018 episode of the American science fiction television series The X-Files

Literature The Familiars (novel), a 2010 series of children's fantasy books The Familiar (Animorphs), 41st book in the Animorphs series The Familiar, a book series by Mark Z. Danielewski starting with The Familiar, Volume 1: One Rainy Day in May and continued with The Familiar, Volume 2: Into the Forest Familiar (play), a 2015 play by Danai Gurira The Familiar (Bardugo novel), a 2024 historical fantasy novel by Leigh Bardugo

Music Familiar, a 2012 album by Brooke Miller Familiars (album), 2014 album by The Antlers Familiar, a 2017 album by Dieter Moebius "Familiar" (song), a 2018 song by Liam Payne and J Balvin

Other T–V distinction, contrast between second-person pronouns that are specialized for varying levels of familiarity Familiar Linux, Linux distribution for iPAQ machines and other PDAs

See also Familiaris, a close associate of the king in several medieval courts Familiarity (disambiguation)