# Echo (disambiguation)

An echo is a reflection of sound.
Echo may also refer to:

## Arts, entertainment, and media
### Fictional entities

* Echo (DC Comics), various different characters
* Echo (Dollhouse), the protagonist of the TV series Dollhouse
* Echo (Marvel Comics), a superheroine in the Marvel Comics
** Maya Lopez (Marvel Cinematic Universe), the Marvel Cinematic Universe counterpart
* Echo, a race of aliens from the TV series Invasion: Earth
* Echo DiSavoy, a character in the soap opera One Life to Live
* Echo Nightray, a character in Pandora Hearts, a manga series
* Echo, an ARC clone trooper from the Star Wars: The Clone Wars TV series and Star Wars: The Bad Batch TV series
* Echo (Overwatch), from 2016 game Overwatch

### Films

* The Echo (1915 film), an American silent short romantic drama directed by Tom Ricketts
* Echo (1997 film), a TV film
* Echo (2001 film), an Iranian drama by Hossein Shahabi
* Echo (2003 film), a short film by Tom Oesch
* Sigaw, a 2004 Filipino horror film, released internationally as The Echo
** The Echo (2008 film), a horror film based on the Filipino film
* Echo (2007 film), a Danish film
* Echo (2019 film), an Icelandic film
* Echo (2023 film), an Indian film

### Television

* Echo (miniseries), a 2024 Disney+ series based on the Marvel Comics character
* "Echo" (Dollhouse episode), an unaired pilot episode
* "Echo" (The Americans), a 2014 episode
* Echo TV, a conservative Hungarian TV channel

### Radio

* Echo (radio station), a community radio station in Farnborough, Hampshire
* Echo of Moscow, a Russian radio station

### Literature

* Echo (comic book), a comic book title by Terry Moore, launched in 2008
* Echo (Block novel), a 2000 fantasy novel by Francesca Lia Block
* Echo (Muñoz Ryan novel), a 2015 novel by Pam Muñoz Ryan
* "Echo", a poem by Christina Rossetti
* The Echo (novel), a 1997 crime novel by Minette Walters
* The Echo, a novel by Giles A. Lutz
* "The Echo" (short story), a 1946 short story by Paul Bowles

### Newspapers and magazines

* Echo (newspaper), a list of newspapers called Echo or The Echo
* The Echo (Cork newspaper), founded in 1892 in Cork, Ireland
* The Echo (Dublin newspaper), based in Dublin, Ireland
* The Echo (Essex), a daily newspaper in England
* The Echo (London) (1868–1905), an evening newspaper in England

### Online media

* Echo (blog comment hosting service), a blog comment hosting service
* EchoNYC, an online community
* Early Cinema History Online, silent films database

### Music
#### Classical compositions

* Echo, by Iván Madarász
* Echo, by Hindemith
* Echo, by Respighi
* Echo, by Lord Henry Somerset
* Echo, by Helen Jane Long
* The Echo, a 1925 opera by Frank Patterson, featuring soprano Marie Rappold and tenor Forrest Lamont
* Echo (ballet), a ballet by Peter Martins

#### Albums

* Echo (Dave Burrell album) (1969)
* Echo (Tom Petty and the Heartbreakers album) (1999)
* Echo (Leona Lewis album) (2009)
* Echo (Nothing's Carved in Stone album) (2011)
* Echo, a 2013 album by Laura Sheeran
* Echo Echo, by Carbon Leaf, 2001

#### Songs

* "Echo" (Ciara song)
* "Echo" (Elevation Worship song), 2018
* "Echo" (Girls Can't Catch song), 2010
* "Echo" (Gorilla Zoe song), from Don't Feed Da Animals
* "Echo" (Hardwell song) featuring Jonathan Mendelsohn, 2015, from United We Are
* "Echo" (R. Kelly song), 2009, from Untitled
* "Echo" (Trapt song)
* "Echo" (You and I), by Anggun
* "Echo", a song by Maroon 5 from Jordi
* "Echo", a song by Eskimo Joe from Ghosts of the Past
* "Echo", a song by Cyndi Lauper from Bring Ya to the Brink
* "Echo", a song by Bad Meets Evil (Eminem & Royce Da 5'9), from Hell: The Sequel
* "Echo", a song by Foxes, from Glorious
* "Echo", a song by Joe Satriani from Surfing with the Alien
* "Echo", a song by The Mekons from The Mekons Rock 'n Roll
* "Echo", a song by Clairo from Charm

#### Other uses in music

* Echo (producer), reggaeton producer
* Echo Music Prize, a German music award
* The Echo Label, a record label
* Echo, an alias of English group Way Out West
* Echos, a music duo from "Cold Skin" (Seven Lions and Echos song)

### Video games

* Echo: Secrets of the Lost Cavern, a 2005 video game
* Echo (2017 video game), a stealth and action-adventure video game

## Brands and enterprises

* Amazon Echo, a line of smart speakers by Amazon.com
* Echo Arena Liverpool, a music venue
* ECHO Lake Aquarium and Science Center, in Burlington, Vermont
* Echo smartpen, a ballpoint pen, computer and audio recorder manufactured by Livescribe
* Echo tools, a series of power tools manufactured by the Yamabiko Corporation
* Kyocera Echo, a dual screen smart phone
* The Echo (venue), an American music venue and nightclub, Los Angeles, California
* Toyota Yaris, previously known as the Toyota Echo, a sub-compact car

## Computing

* echo (command), a Unix, DOS and Microsoft Windows command to display a line of text
* Echo (computing), a feature of telecommunications protocols
* Echo (framework), a web framework for Java programming
* Echo, a command in programming languages to output one or more strings
* Echo, a discussion forum on FidoNet
* ECHO IV, "Electronic Computer for Home Operation", an experimental home computer from 1966
* Echo Protocol, an Internet protocol largely superseded by ICMP
* Echo (communications protocol), a group communications protocol for authenticated and encrypted information

## People

* Aimee Echo, American vocalist with TheStart and Normandie
* Echo Eggebrecht (born 1977), American painter
* Echo Heron, American author and activist
* Echo Johnson, model and actress
* Echo Kellum (born 1982), American actor and comedian

## Places

* Echo Bay (disambiguation), several places in the United States and Canada
* Echo Canyon (disambiguation), several places with this name
* Echo Lake (disambiguation), several places in the United States and Canada

### United States

* Echo, Alabama, an unincorporated community
* Echo, Inyo County, California, a former settlement
* Echo Mountain, in the San Gabriel Mountains, California
* Echo Peak, in the Sierra Nevada range, California
* Echo Peaks
* Echo, Kentucky, an unincorporated community
* Echo, Louisiana, an unincorporated community
* Echo, Minnesota, a city
* Echo, Oregon, a city
* Echo, Pennsylvania, an unincorporated community
* Echo, Utah, a census-designated place
* Echo, Texas
* Echo, West Virginia, an unincorporated community
* Echo Peak (Wyoming), a mountain peak in the Gallatin Range in Yellowstone National Park
* Echo Summit, a mountain pass in California
* Echo Tower, a natural pillar in Utah
* Echo Township, Michigan
* Echo Township, Yellow Medicine County, Minnesota
* Lake Echo (Polk County, Florida)

### Elsewhere

* Echo, Aragón, Spain, a village
* Echo, Ontario, a neighbourhood in West Lincoln, Canada
* 60 Echo, an asteroid
* Echo Bank, a submarine mountain in the Atlantic Ocean

## Science

* Echo (damselfly), a genus of damselfly
* Echocardiography, an imaging technique used to assess heart function in medicine
* Echovirus, short for "enteric cytopathic human orphan" virus
* EChO, a proposed European Space Agency mission to study exoplanet atmospheres
* ECHO Clearinghouse, NASA's registry of Earth Science data and services, an early SOA example
* Project Echo, the first passive communications satellite experiment
* Signal reflection, in electronics

## Transport
### Aircraft

* Echo, the name of an Armstrong Whitworth Ensign aircraft
* Cosmos Echo, an ultralight trike aircraft
* Tecnam P92 Echo, an ultralight aircraft

### Marine vessels

* Echo 12, a Canadian sailboat design.
* Echo (1792 ship) was a ship launched at Hull in 1792 that made one voyage for the British East India Company and that was captured by a French privateer in 1799
* Echo (steam tug), a steam tug on Puget Sound
* Echo (sternwheeler 1865), a sternwheel steamboat that operated on the Willamette River, in Oregon, U.S.
* Echo (sternwheeler 1901), a sternwheel steamboat that operated on the Coquille River, in Oregon, U.S.
* Echo-class submarine, a Soviet-era submarine class
* Echo-class survey ship (1957), a Royal Navy class
* Echo-class survey ship (2002), a Royal Navy class
* HMS Echo, various Royal Navy ships
* USS Echo (IX-95), a 1942 US Army World War II supply ship

### Motor vehicles

* Toyota Echo, rebadged variant of the Toyota Yaris, produced between 1999 through 2005

## Other uses

* ECHO (European Commission) (European Community Humanitarian aid Office), a department of the European Union
* Echo (mythology), a nymph in Greek mythology
* Echo (elephant), a matriarch elephant in the Amboseli National Park
* Echo, the letter E in the ICAO spelling alphabet
* ECHO, acronym for Educational Concerns for Hunger Organization, a non-profit agro-ecological organization
* ECHO, acronym for Extended Care Health Option, a health coverage program
* ECHO, acronym for East Coast Homophile Organizations
* Echo, triple parentheses around a name as a symbol of antisemitism
* Echo effect, electronic echo