Mo

Mo or MO may refer to:

Fictional characters

 * Mo, a girl in the Horrible Histories TV series
 * Mo, also known as Mortimer, in the novel Inkheart by Cornelia Funke
 * Mo, in the webcomic Jesus and Mo
 * Mo, the main character in the Mo's Mischief children's book series
 * Mo, an ophthalmosaurus from The Land Before Time franchise
 * MO (Maintenance Operator), a robot in the Filmation series Young Sentinels
 * Mo, a main character in Zoey's Extraordinary Playlist
 * M-O (Microbe Obliterator), a robot in the film WALL-E
 * Mo the clown, a character played by Roy Rene, 20th-century Australian stage comedian
 * Mo Effanga, in the BBC medical drama series Holby City
 * Mo Harris, in the BBC soap opera EastEnders
 * Little Mo Mitchell, in the BBC soap opera EastEnders

Films

 * "Mo" (魔 demon), original title of The Boxer's Omen, a 1983 Hong Kong film
 * Mo (2010 film), a television movie about British politician Mo Mowlam
 * Mo (2016 film), a Tamil horror film

Music

 * M.O. (album), a 2013 album by American hip hop artist Nelly
 * M.O, an English pop trio
 * MØ, a Danish singer
 * The MO, a Dutch pop band
 * Mo Awards, annual awards for Australian live entertainment
 * Yamaha MO, a music synthesizer

Other arts and entertainment

 * Mo (Oz), a fictional country in the book The Magical Monarch of Mo by L. Frank Baum
 * Mo (TV series), a 2022 comedy-drama

Businesses and organizations

 * Altria Group, formerly Philip Morris (New York Stock Exchange symbol MO)
 * Calm Air (IATA airline designator MO), an airline based in Thompson, Manitoba, Canada
 * Milicja Obywatelska, a state police institution in Poland from 1944 to 1990

Language

 * Mo (kana), Romanisation of the Japanese kana も and モ
 * Mo language (disambiguation)
 * Deg language (Ghana)
 * Wakde language (New Guinea)
 * Moldavian language (deprecated ISO 639-1 language code "mo")

People

 * Mo (given name)
 * Emperor Mo (disambiguation), the posthumous name of various Chinese emperors
 * Mo (Chinese surname)
 * Mo (Korean surname)
 * MØ, Danish singer songwriter Karen Marie Ørsted (born 1988)
 * Mr. Mo (rapper), rapper, member of the group Jim Crow
 * Mr. Mo (singer), member of the Danish band Kaliber
 * Mo Twister, Filipino radio DJ and TV host Mohan Gumatay (born 1977)
 * Mo Hayder, a pen name of British crime novelist Beatrice Clare Dunkel (1962–2021)
 * Mo (wrestler), ring name of Robert Horne (born 1964), professional wrestler
 * Mariano Rivera, Panamaian-American retired baseball player (born 1969), nicknamed "Mo"

Norway

 * Mo i Rana, a town in Rana municipality, Nordland county
 * Mo, Agder, a village in Vegårshei municipality, Agder county
 * Mo, Innlandet, a village in Nord-Odal municipality, Innlandet county
 * Mo, Møre og Romsdal, a village in Surnadal municipality, Møre og Romsdal county
 * Mo, Telemark, a former municipality in the old Telemark county
 * Mo, Vestland, a village in Modalen municipality, Vestland county
 * Mo Church (disambiguation), a list of several churches by this name in Norway

Elsewhere

 * County Mayo, Ireland (vehicle plate code MO)
 * Macau (ISO 3166-1 alpha-2 country code MO)
 * Missouri, US (postal abbreviation)
 * Moscow Oblast, Russia
 * Province of Modena, Italy (vehicle plate code MO)

Religion

 * Mo (divination), a traditional Tibetan Buddhist technique of divination
 * Mo (religion), an animist religion of the Zhuang people of China
 * Modern Orthodox Judaism, a movement that attempts to synthesize Orthodox Jewish values with the secular world

Computing

 * .mo, country code top level domain of Macau
 * Magneto-optical drive (magneto-optical storage), a data storage medium
 * Microsoft Office, an office software suite
 * Mode of operation, in encryption block ciphers
 * Motivating operation, a term describing the effectiveness of consequences in operant conditioning

Other uses in science and technology

 * Mo (grist mill) (磨), ancient Chinese stone implements used to grind grain into flour
 * Magnus and Oberhettinger aka "Formulas and Theorems for the Functions of Mathematical Physics", a mathematics book on special functions
 * Manual override, a mechanism wherein control is taken from an automated system and given to the user
 * Metalorganics, also known as organometallics, in chemistry and materials science
 * Molecular orbital, a mathematical function describing the wave-like behavior of an electron in a molecule
 * Molybdenum, symbol Mo, a chemical element
 * Momentary open (MO), a group of electrical switches

Vehicles

 * MO-class small guard ship, a class of small ships produced before and during World War II for the Soviet Navy
 * Morris Oxford MO, an automobile produced by Morris Motors of the United Kingdom from 1948 to 1954

Other uses

 * Mo (Chinese zoology), a name that semantically changed from "giant panda", to "a mythical chimera", to "tapir"
 * Modus operandi (abbreviation m.o.), Latin meaning "mode of operation"; distinctive behavior patterns of an entity
 * Month (abbreviation mo.), a unit of time of approximately 30 days
 * Operation Mo, or the Port Moresby Operation, a Japanese plan to take the Australian Territory of New Guinea during World War II
 * Medical officer (disambiguation)
 * The Australian English diminutive word for moustache