Nostalgia is a sentimentality for the past.

Nostalgia may also refer to:

• Nostalghia, a 1983 Russian film by Andrei Tarkovsky
• Nostalgia (1971 film), stylised as (nostalgia), an avant-garde film by Hollis Frampton
• Nostalgia (2018 film), an American film
• Nostalgia (2022 film), an Italian film
• Nostalgia (TV series), 2018 ABS-CBN Filipino drama series
• Nostalgia, a character in movie Inside Out 2

• Adult standards, a radio format (also sometimes known as the nostalgia format)
• Nostalgia Night (la Noche de la Nostalgia), a celebration of musical oldies in Uruguay
• Nostalghia (musician), American singer and songwriter

• Nostalghia, for violin & string orchestra Toru Takemitsu
• "Nostalgia", for flute & guitar by David Leisner
• Nostalgia, for piano by Tigran Mansurian

• Nostalgia (The Jazztet album), 1988
• Nostalgia (Ivan Kral album), 1995
• Nostalgia (Annie Lennox album), 2014
• Nostalgia (Eslabon Armado album), 2022
• Nostalgia (Rod Wave album), 2023
• Nostalgia, a 2004 album by July for Kings
• Nostalgia, a 1983 album by Milly Quezada
• Nostalgia, an EP by Fat Tulips
• Nostalgia, a 2015 EP by Chase Atlantic
• Nostalgia (Victon EP), 2019
• Nostalgia (Tresor album), 2019
• Nostalgia (Noemi album), 2025
• Nostalgia (Mother Mother album), 2025

• "Nostalgia" (Blanco song), 2022
• "Nostalgia" (Rod Wave and Wet song), 2023
• "Nostalgia", a 2008 song by Emily Barker and The Red Clay Halo
• "Nostalgia", a song by Epica from the album Requiem for the Indifferent
• "Nostalgia", a song by Pentagon from the 2020 EP WE:TH
• "Nostalgia", a 2009 song by Megumi Nakajima
• "Nostalgia", a 1985 song by The Chameleons
• "Nostalgia", a 1975 song by Francis Goya
• "Nostalgia", a 1978 song by Buzzcocks
• "Nostalgia", a song in Yanni's Keys to Imagination (1986) and other albums
• "Nostalgia", a song by Gorguts from the 1998 album Obscura
• "Nostalgija", the Croatian entry in the 1995 Eurovision Song Contest
• "Nostalgia", B-side of Kufor a šál by Marika Gombitová

• Nostalgia (novel), a 1993 novel by Mircea Cărtărescu
• Nostalgia (sculpture), in Puerto Vallarta, Jalisco
• Nostalgia (video game), a 2008 Japanese role-playing game for Nintendo DS
• Nostalgia, a 2017 rhythm game by Bemani

• Nostalgia Night, a national celebration of Uruguay, observed on August 24 each year
• Nostalgia Critic, a persona used by Doug Walker on the website Channel Awesome
• Nostalgic (disambiguation)