Mercury most commonly refers to:

• Mercury (planet), the closest planet to the Sun
• Mercury (element), a chemical element
• Mercury (mythology), a Roman deity

Mercury or The Mercury may also refer to:

• Mercury (company), a financial technology company
• Mercury (toy manufacturer), a brand of diecast toy cars manufactured in Italy
• Mercury Communications, a British telecommunications firm set up in the 1980s
• Mercury Corporation, an American aircraft manufacturer
• Mercury Cyclecar Company, a defunct American car company
• Mercury Drug, a Philippine pharmacy chain
• Mercury Energy, an electricity generation and retail company in New Zealand
• Mercury Filmworks, a Canadian independent animation studio
• Mercury General, a multiple-line American insurance organization
• Mercury Interactive, a software testing tools vendor
• Mercury Marine, a manufacturer of marine engines, particularly outboard motors
• Mercury Systems, a defense-related information technology company
• Mercury Truck & Tractor Company, a defunct English manufacturer of industrial vehicles
• Shenzhen Mercury Communication Technology Co., Ltd., a Chinese market subsidiary of TP-Link

• Mercury (programming language), a functional logic programming language
• Mercury (metadata search system), a data search system for earth science research
• Ferranti Mercury, an early 1950s commercial computer
• Mercury Browser, a freeware mobile browser
• Mercury Mail Transport System, an email server

• Mercury (film), a 2018 Indian silent horror thriller by Karthik Subbaraj
• Mercury (TV series), an Australian television series
• Mercury Black, a character in the RWBY web series
• Sailor Mercury, a character in the Sailor Moon manga and anime franchise

• Mercury (Marvel Comics), a character who can turn herself into a mercurial substance
• Makkari (comics) or Mercury, an Eternal, a Marvel Comics race of superhumans
• Mercury, a member of the Metal Men, a DC Comics team
• Mercury, a member of Cerebro's X-Men
• Mercury, an Amalgam Comics character

• Mercury (magazine), an astronomy magazine
• The American Mercury, originally a literary magazine, gradually more political

• The Mercury (Hobart), Tasmania, Australia
• The Mercury (South Africa), Durban
• The Mercury (Pennsylvania), US
• Mercury (Newport), Rhode Island, US
• The Mercury, former name of the Reading Mercury
• The Mercury News, San Jose, California daily newspaper
• List of newspapers named Mercury, for newspapers whose titles include that word

• Mercury (Bova novel), a novel by Ben Bova
• Mercury (Livesey novel), a novel by Margot Livesey
• Mercury, a novel by Anna Kavan

• Mercury Nashville, a record label
• Mercury Records, a record label
• Mercury Prize, an annual music prize awarded for the best album from the United Kingdom
• "Mercury, the Winged Messenger", a movement in Gustav Holst's The Planets

• Mercury (American Music Club album) (1993)
• Mercury (Longview album) (2003)
• Mercury (Madder Mortem album) (1999)
• Mercury – Act 1 (2021), by Imagine Dragons
• Mercury – Acts 1 & 2 (2022), by Imagine Dragons

• "Mercury" (song), a 2008 song by Bloc Party
• "Mercury", a song by Counting Crows from Recovering the Satellites
• "Mercury", a song by Kathleen Edwards from Failer
• "Mercury", a song by Sufjan Stevens, Bryce Dessner, Nico Muhly and James McAlister from Planetarium
• "Mercury", a song by Steve Lacy from Gemini Rights

• Operation Mercury, codename for the German invasion of Crete during World War II
• Boeing E-6 Mercury, an American aircraft used as an airborne command post and communications relay
• Miles Mercury, a British aircraft designed during the Second World War
• HMS Mercury, various vessels or shore establishments of that name
• USS Mercury, seven vessels of that name
• Russian brig Mercury, an 1820 warship
• Mercury (pigeon), honored for bravery during World War II

• Mercury (name), including a list of people with that surname or given name

• Mercury, Savoie, a commune in southeastern France
• Mercury Bay, New Zealand
• Mercury, a place in Alabama
• Mercury, Nevada, a closed city within the Nevada Test Site, United States
• Mercury, Texas, United States

• Mercury (plant), members of the plant genus Mercurialis
• Annual mercury (Mercurialis annua), a species of flowering plant
• English mercury, or mercury goosefoot (Blitum bonus-henricus), a species of goosefoot

• Mercury FM, a radio station in Surrey, United Kingdom
• Mercury 96.6 or Heart Hertfordshire, a radio station in Hertfordshire, United Kingdom

• Edmonton Mercurys, a 1940s and 1950s intermediate ice hockey team from Canada
• Fujita Soccer Club Mercury, a Japanese women's football team active from 1989 to 1999
• Memphis Mercury, American women's soccer team
• Phoenix Mercury, a Women's National Basketball Association team from Arizona, United States
• Toledo Mercurys, a defunct International Hockey League franchise from Ohio, United States

• Mercury Theatre (disambiguation), a list of Mercury theatres

• Blackburn Mercury, a British aircraft from 1911
• Bristol Mercury, a nine-cylinder aircraft engine

• Mercury (automobile), brand of automobiles produced by the Ford Motor Company from 1938 to 2011

• List of Mercury vehicles

• Mercury (cyclecar), an American cyclecar from 1914
• Mercury (train), a family of New York Central streamliner passenger trains (1936–1958)

• Mercury (ship), several ships of that name
• Cape Cod Mercury 15, an American sailboat design
• Mercury 18, an American sailboat design

• Project Mercury, a United States human spaceflight program, 1958–1963
• Mercury (satellite), a series of American spy satellites

• Archer Maclean's Mercury, a 2005 PlayStation Portable video game
• Mercury (cipher machine), a 1950s British cipher machine
• Mercury Boulevard in Virginia, United States
• Mercury Cinema, a theatre in Adelaide, Australia
• Shuttle America's callsign
• The Mercury Mall, a shopping centre in Romford, England

• All pages with titles beginning with Mercury
• The American Mercury, an American magazine published from 1924 to 1981
• Mercuri, a surname and list of people with the surname
• Mercure (disambiguation)
• Mercury 1 (disambiguation)
• Mercury 2 (disambiguation)
• Mercury 3 (disambiguation)
• Mercury 4 (disambiguation)
• Mercury 5 (disambiguation)
• Mercury 6 (disambiguation)
• Mercury 7 (disambiguation)
• Mercury 8 (disambiguation)
• Mercury City (disambiguation)
• Mercury FM (disambiguation)
• Mercury House (disambiguation)
• Mercury mission (disambiguation)
• Mercury program (disambiguation)
• Mercury project (disambiguation)
• All pages with titles containing Mercury