To be happy is to experience happiness.

Happy may also refer to:

• Happy, Kentucky, an unincorporated community
• Happy, Texas, a town
• Happy Isles, Yosemite National Park, California
• Happy Township, Graham County, Kansas

• Happy (nickname), a list of people
• Happy (video game player) (born 1991), French Counter-Strike player Vincent Cervoni Schopenhauer
• Happy Hall (born 1987), Bahamian international footballer
• Happy Hogan (baseball) (1877–1915), American baseball player
• Happy Jele (born 1987), South African footballer
• Happy Pieterse (1942–2013), South African boxer
• Happy Salma (born 1980), Indonesian actress, model and writer

• Happy (dog actor), a dog in the TV series 7th Heaven
• Happy (manga character), a main character in the Japanese manga series Fairy Tail and Edens Zero
• Happy, the codename of the protagonist of the World War II film Decision Before Dawn, played by Oskar Werner
• Happy, one of the Seven Dwarfs, seen in children's story and Disney film Snow White and the Seven Dwarfs
• Happy, a crocodile from the British animated preschool show Hey Duggee
• Happy, a snow hare in the animated series Tabaluga
• Mr. Happy, a Mr. Men character in Roger Hargreaves' children's book series and its television adaptation, The Mr. Men Show
• Happy Gilmore, from the film of the same name.
• Happy Walter Higgenbottom, a dog on the animated TV series The Mighty B!
• Happy Hogan (character), a Marvel Comics Iron Man supporting character
• Happy Kyne, on the TV series Fernwood 2 Night
• Happy Loman, son of Willy Loman in Death of a Salesman
• Happy Lowman, a character on Kurt Sutter's FX series Sons of Anarchy and Mayans M.C.
• Death Angels (A Quiet Place), or Happy, a fictional alien species in the A Quiet Place film franchise

• Happy (1933 film), a British film
• Happy (2006 film), an Indian Telugu-language film by A. Karunakaran
• Happy (2011 film), an American documentary directed by Roko Belic
• Happy (2015 film), a French film
• Happi (film), a 2019 Indian film

• Happy! (sports manga), a sports manga by Naoki Urasawa
• Happy!, a comic-series by Grant Morrison, see Grant Morrison bibliography#Other US publishers
• Mr. Happy, a book title and its titular character, in Roger Hargreaves' children's book series and its television adaptation, The Mr. Men Show

• Happy (band), a Japanese band formed in 2012

• Happy (Alexia album), or the title song (see below), 1999
• Happy (Amy Mastura album), 2009
• Happy (Matthew West album), or the title song, 2003
• Happy (Real Life album), or the title song, 1997
• Happy? (Jann Arden album), 1997
• Happy? (Public Image Ltd album), 1987
• Happy, by Sakurako Ohara, 2015
• Happy (Jin EP), 2024
• Happy, an EP by Circa Waves, 2020

• "Happy" (Alexia song), 1999
• "Happy" (Ashanti song), 2002
• "Happy" (Ayiesha Woods song), 2006
• "Happy" (Bump of Chicken song), 2010
• "Happy" (Danny Elfman song), 2020
• "Happy" (Hog Heaven song), 1971
• "Happy" (Koharu Kusumi song), 2007
• "Happy" (Legacy of Sound song), 1993
• "Happy" (Leona Lewis song), 2009
• "Happy" (Lighthouse Family song), 2002
• "Happy" (Marina and the Diamonds song), 2014
• "Happy" (Michael Jackson song), 1973; first recorded by Bobby Darin, 1972
• "Happy" (NF song), 2023
• "Happy" (Pharrell Williams song), 2013
• "Happy" (Rolling Stones song), 1972
• "Happy" (Surface song), 1987
• "Happy" (Taeyeon song), 2020
• "Happy" (Travis song), 1997
• "Happy?" (Mudvayne song), 2005
• "H.A.P.P.Y", a 2025 song by Jessie J
• "Happy", by Alexandra Stan from Unlocked, 2014
• "Happy", by Best Coast from Crazy for You, 2010
• "Happy", by Brooke Candy, 2019
• "Happy", by Bruce Springsteen from Tracks, 1992
• "Happy", by The Carpenters from Horizon, 1975
• "Happy", by Five for Fighting from Message for Albert, 1997
• "Happy", by Fool's Garden from For Sale, 2000
• "Happy", by The Frames from Burn the Maps, 2004
• "Happy", by Gabbie Hanna from Bad Karma, 2020
• "Happy", by Hardy from The Mockingbird & the Crow, 2023
• "Happy", by Hilary Duff from Dignity, 2007
• "Happy", by Jenny Lewis from Rabbit Fur Coat, 2006
• "Happy", by Julia Michaels from Inner Monologue Part 1, 2019
• "Happy", by Kesha from Gag Order, 2023
• "Happy", by Last Dinosaurs from Yumeno Garden, 2018
• "Happy", by Lit from A Place in the Sun, 1999
• "Happy", by Lolly from My First Album, 1999
• "Happy", by Mary Mary from Incredible, 2002
• "Happy", by Mazzy Star from Among My Swan, 1996
• "Happy", by Mitski from Puberty 2, 2016
• "Happy", by Natasha Bedingfield from Pocketful of Sunshine, 2007
• "Happy", by Ned's Atomic Dustbin from God Fodder, 1991
• "Happy", by Oh Wonder from No One Else Can Wear Your Crown, 2020
• "Happy", by Pink from Hurts 2B Human, 2019
• "Happy", by Public Image Ltd from 9, 1989
• "Happy", by Rick James from Throwin' Down, 1982
• "Happy", by Saving Jane from Girl Next Door, 2005
• "Happy", by Sister Hazel from ...Somewhere More Familiar, 1997
• "Happy", by Slowthai from Ugly, 2023
• "Happy", by Soul Asylum from Say What You Will, Clarence... Karl Sold the Truck, 1984
• "Happy", by Stabbing Westward from Stabbing Westward, 2001
• "Happy", by Steps from Tears on the Dancefloor, 2017
• "Happy", by Tracy Chapman from Let It Rain, 2002
• "(Don't It Make You) Happy", by Liz McClarnon in competition to represent United Kingdom in the Eurovision Song Contest 2007

• Happy (1960 TV series), an American sitcom
• Happy! (TV series), a Syfy TV series (2017-2019), based on the comics of the same name by Grant Morrison
• Happy (Fargo), an episode of the American television series Fargo

• KBS Happy FM, the nickname of Korean radio station KBS Radio 2
• Happy TV, a Serbian national television network

• Happy Computers, a small company producing disk drive enhancements
• Happy (restaurant), a Bulgarian casual dining restaurant chain
• Happy n.v., the company that produces and sells the Happy Cube

• Happy (fish), an informal name for a cichlid fish from the tribe Haplochromini, particularly in the aquarium hobby
• Happy the Elephant, an elephant at the Bronx Zoo in New York City that, in 2022, was legally ruled to be not a person
• Happy (software), a parser generator written in Haskell
• Happi or Happy, a traditional Japanese coat worn at festivals
• Happy, a mascot for McDonald's Happy Meal, first introduced in 2009 in France
• Happy Line, a monorail line in central Shenzhen, China

• Happiness (disambiguation)
• Happy face (disambiguation)
• Happy! (disambiguation)
• Hapi (disambiguation)
• Happy, Happy (Norwegian: Sykt lykkelig), a 2010 Norwegian comedy film