{{Wiktionary|Don|don|DON}} '''Don''', '''don''' or '''DON''' and variants may refer to: {{TOC right}}
==Titles and roles== *Don (honorific), a Spanish, Portuguese, and Italian title of respect, often used for noblemen or distinguished individuals *Don (academia), a senior member (fellow or tutor) of a college or university, especially at Oxford or Cambridge *Don, a crime boss, especially in Mafia contexts
==Places== *Don (river), a river in European Russia *Don River (disambiguation), several rivers with this name *Don, Benin, a town in Benin *Don, Dang, a hill station village in Gujarat, India *Don, Nord, a commune in northern France *Don, Tasmania, a small village near Devonport, Australia *Don, Trentino, a commune in Trentino, Italy *Don, West Virginia, an unincorporated community in the U.S. *Don Republic, a short-lived state (1918–1920) in Russia *Don Jail, a historic jail in Toronto, Canada *DON, Chapman code for County Donegal, Ireland
==People and characters==
===Given name or nickname=== *Don (given name), including a list of people and fictional characters *Don (nickname), list of notable individuals *George Don (1798–1856), Scottish botanist *Khadi Don (born 1996), American comedian and actress
===Fictional characters=== *Don (character), the central gangster character of the ''Don'' film franchise *Don, lead character in ''Jumbo''
==Arts, entertainment, and media==
===Films=== *Don (franchise), an Indian gangster film franchise **Don (1978 film), Hindi film by Chandra Barot **Don (2006 Hindi film), Hindi remake by Farhan Akhtar ***Don (soundtrack), soundtrack of the 2006 remake **''Don 2'' (2011), sequel to the 2006 remake ***''Don 2: The Game'', video game based on the sequel *Don (2003 film), Kannada-language Indian film by P. N. Sathya *Don (2006 Dutch film), directed by Arend Steenbergen *Don (2007 film), Telugu-language Indian film starring Nagarjuna and Anushka **''Don Number One'', 2012 Bangladeshi remake starring Shakib Khan *Don (2022 film), Tamil-language Indian film by Cibi Chakaravarthi
===Television=== *Don (TV series), a 2007 Indian reality/crime documentary series *"Don", an episode from ''Regular Show''
===Music=== *"Don", a song by Miranda! from ''Sin Restricciones'' (2004) *"Don", a 2020 song by Trippie Redd
===Other media=== *''Battle Stadium D.O.N'', a 2006 crossover fighting video game
==Military and defense== *Department of the Navy (DoN), part of the U.S. Department of Defense *''Don''-class submarine tenders, used by the Soviet Navy *Don-2N radar, Russian anti-ballistic missile radar *Orlets-1 (code-named DON), a Russian reconnaissance satellite
==Science and technology==
===Chemistry=== *Dissolved organic nitrogen (DON), a form of nitrogen in water systems, involved in freshwater and marine biogeochemical cycles *2,5-Dimethoxy-4-nitroamphetamine (DON), a psychedelic compound *6-Diazo-5-oxo-L-norleucine (DON), a glutamine analog and enzyme inhibitor *Deoxynivalenol (DON), a type of mycotoxin
===Biology=== *"-don", a taxonomic suffix meaning "tooth" in scientific names *Dysbaric osteonecrosis, bone damage from pressure changes *Russian Don, a horse breed from Russia
==Other uses== *Dôn, a Welsh mother goddess in mythology *Don (unit), a traditional Korean unit of weight *Donburi, also known as "don", a Japanese rice bowl dish *Tropical Storm Don (2011), a named Atlantic storm *Director of nursing (long term care facility), abbreviated as DON *{{SS|Don}}
==See also== *The Don (disambiguation) *Don Bridge (disambiguation) *Dom (disambiguation) *Dons (disambiguation) *Donald (disambiguation) *{{lookfrom|Don}} *{{intitle|Don}} {{Disambiguation|geo}}