Do, DO or D.O. may refer to:
People Do (surname), including a list of people with the surname Đỗ, a Vietnamese family name Do (singer) (Dominique Rijpma van Hulst, born 1981), Dutch singer D.O. (entertainer) (Doh Kyung-soo, born 1993), South Korean singer and actor D.O. (rapper) (a.k.a. Defy the Odds; Duane Gibson, fl. from 2000), Canadian rapper Marshall Applewhite (1931–1997), also known as Do, American cult leader
Arts, entertainment and media
Music Do (Do album), 2004 Do (Psychostick album), 2018 "Do", a song by the White Stripes from the album The White Stripes, 1999 "Do", a song by Moka Only from the album Vermilion, 2007 Do, the first syllable of the scale in solfège; maps to C in traditional fixed do Do, a type of buk drum in Korean ritual music The Dø, a French–Finnish indie pop band Delta Omicron, an international music fraternity
Other uses in arts, entertainment and media
The DO, an online magazine of the American Osteopathic Association Wazir (film), 2016, working title Do
Language Do-support, in English grammar, the use of the auxiliary verb do to form questions Do (kana), or To, a mora symbol in Japanese writing do., abbreviation for ditto
Places Do (province), a Korean and Japanese administrative division Do (administrative division), in North and South Korea Do, Stolac, Bosnia and Herzegovina Do (Hadžići), Bosnia and Herzegovina Do, Stolac, Bosnia and Herzegovina Do (Trebinje), Bosnia and Herzegovina Dô, a coalition of villages in modern-day Mali Do, Ivory Coast, or Doh Dominican Republic, ISO 3166 code DO
Science and technology
Medicine and earth science Delta Omega, an American public health honorary society Doctor of Osteopathic Medicine (DO) Dissolved oxygen, oxygen saturation in aquatic environments Dansgaard–Oeschger event, or D–O event, in climate science
Computing .do, the country code top level domain for the Dominican Republic GNOME Do, an application launcher for Linux
Transportation Do, several aircraft models by Dornier Flugzeugwerke Dominicana de Aviación (1944–1995; IATA airline code DO), the first flag carrier of the Dominican Republic
Other uses Dō, the torso protection in bōgu, kendo armour Dō (philosophy), a doctrine or lifestyle in Japanese and Korean cultures Denominación de origen, a geographical indication system for food and wine in Portugal, Spain and Latin America Directorate of Operations (CIA) of the United States Central Intelligence Agency Do, the number twelve in the duodecimal system
See also Dō (disambiguation) D/O (disambiguation) D0 (disambiguation) (D followed by zero) Doe (disambiguation) Doo (disambiguation) Doh (disambiguation) Dao or Dao, the natural way of the universe, as conceived in East Asian philosophy and religion