Nemo
Nemo may refer to:

Arts, entertainment and media
Games
Nemo (arcade game), a 1990 arcade game by Capcom based on Little Nemo
NEMO (video game console), an unreleased console

Music
Nemo (American band), an indie rock band
Nemo (Belgian band), a former rock band
Nemo (French band), a rock band
"Nemo" (song), by Nightwish from their album Once
"Nemo", a song by Umphrey's McGee from their album Safety in Numbers
NEMO Music Showcase and Conference, a former annual music event in Boston, Massachusetts

Other uses in arts, entertainment and media
Nemo (magazine), devoted to classic comic strips
Nemo (1984 film), directed by Arnaud Sélignac
Network for the Establishment and Maintenance of Order, a fictional DC Comics organization created by the extraterrestrial Controllers

Companies and organizations
Saint Lucia National Emergency Management Organisation
Nemo 33, a diving center in Uccle, Belgium
NEMO Equipment, Inc., a manufacturer of outdoor tents and shelters
Nemo Rangers GAA, an Irish athletic club
Paul Morris Motorsport, also known as Nemo Racing, a defunct Australian motor racing team (1999–2012)

Science and technology
Biology and medicine
IKBKG or NF-Kappa-B essential modulator (NEMO), a protein
NEMO deficiency syndrome

Physics and computing
Nemo (file manager), a file manager for Linux distributions forked from Nautilus
NEMO, an Australian open source electricity system model
NEMO (Stellar Dynamics Toolbox), a toolbox for stellar dynamics modeling
Neutrino Ettore Majorana Observatory, a neutrino-related experiment in Modane, France
Nucleus for European Modelling of the Ocean, a computational model of ocean circulation
Nemo Mobile, a Linux mobile system originally based on Mer.

Vehicles
Citroën Nemo, a small truck
Sisu Nemo, a motor
Nemo, a remotely controlled underwater vehicle operated by Tommy Gregory Thompson
DSV-5 Nemo, a submersible used by the United States Navy between 1970 and 1986 to oversee and observe undersea construction work.

Other uses in science and technology
NEMO (museum), a national science museum in Amsterdam
Nemo link, a submarine power cable between the United Kingdom and Belgium, operational since January, 2019.
Caisson Nemo, a former French rocket launch pad off the Riviera coast
NeMO, a NASA project for the Next Mars Orbiter

People, pets and fictional characters
Nemo (name), people, fictional characters and other beings with the surname or given name
Constantin de Grimm, illustrator of Vanity Fair caricatures under the name "Nemo"

Places
Antarctica
Nemo Cove, Pourquoi Pas Island, Graham Land
Nemo Glacier, Pourquoi Pas Island, Graham Land
Nemo Peak (Antarctica), Wiencke Island, Palmer Archipelago

United States
Nemo, Missouri, an unincorporated community
Nemo, South Dakota, an unincorporated community
Nemo, Texas, an unincorporated community

Elsewhere
1640 Nemo, an asteroid
Mount Nemo (British Columbia), in the Selkirk Mountains
Mount Nemo, a crag in Mount Nemo Conservation Area, Ontario, Canada
Point Nemo, the place in the ocean that is farthest from land
Nemo Peak, a volcano in the Kuril Islands

Other uses
German submarine U-505, a World War II submarine captured by the US and temporarily renamed USS Nemo
Patria NEMO, a mortar system
February 2013 nor'easter, also known as "Winter Storm Nemo"
Nemo, the theoretical fourth part of the human psyche that emphasizes the self's insignificance and meaninglessness, used in The Aristos by John Fowles
Nemo A534, a German Shepherd dog who served in the US Air Force during the Vietnam War
Nearly but not fully Missing Out, a variant of fear of missing out

See also
NEEMO (NASA Extreme Environment Mission Operations), a program studying human survival in an underwater laboratory
Outis, the Greek equivalent