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People starting with O
83,599 profiles.
- Oļģerts KrodersLatvian actor (1921-2012)
- Oļģerts NikodemusLatvian geographer
- Oļģerts OstenbergsSoviet architect (1925-2012)
- Oļģerts PavlovskisLatvian politician
- Oļģerts ŠalkonisLatvian actor
- Oľga AdamčíkováSlovak actress (1903-1992)
- Oľga AlgayerováSlovak diplomat
- Oľga AndelováCzechoslovak member of Czechoslovak parliament and Slovak nation politician
- Oľga BelešováSlovak actress, writer and presenter
- Oľga Beständigováfigure skater
- Oľga BindasováSlovak psychologist
- Oľga BorodáčováCzechoslovak actress and educator (1899–1986)
- Oľga Chodákováchoreographer
- Oľga Danášovácomposer
- Oľga FeldekováSlovak writer (1943–2025)
- Oľga Garayová-Babylonovápainter
- Oľga GlosíkováCzechoslovak-born Slovak politician, pedagogue, and sociologist
- Oľga GyárfášováSlovak sociologist and university teacher
- Oľga HalákováCzech politician
- Oľga Hoffmannová
- Oľga Holécyová
- Oľga HorváthováCzechoslovak member of Czechoslovak parliament and Hungary nation politician
- Oľga Hromadováopera singer
- Oľga Ivanovna KadebskayaRussian entomologist
- Oľga JaníkováSlovak film director
- Oľga KeltošováSlovak diplomat and politician
- Oľga KralovičováSlovak translator
- Oľga Králová-MistríkováSlovak anesthesiologist
- Oľga Krčméryová
- Oľga Lauková
- Oľga Luptáková
- Oľga MaleckáCzechoslovak member of Czechoslovak parliament, member of Czechoslovak national parliament and Slova
- Oľga Mocková
- Oľga OdzganováSlovak radio journalist
- Oľga OndreičkováSlovak architect
- Oľga Paulinyováwriter
- Oľga PavúkováCzechoslovak member of Czechoslovak parliament and Slovak nation politician (1944-2016)
- Oľga PietruchováSlovak feminist and blogger
- Oľga PoliakováCzechoslovak member of Czechoslovak parliament and Slovak nation politician
- Oľga PriehodováCzechoslovak member of Czechoslovak parliament, member of Czechoslovak national parliament and Slova
- Oľga SolárováSlovak actress
- Oľga SzabováSlovak singer
- Oľga TextorisováSlovak writer (1880-1938)
- Oľga VackováSlovak politician
- Oľga VronskáSlovak actress (1920-2002)
- Oľga ZáblackáSlovak singer
- Oľga Štepanovičováentomologist
- Ołeh AnhelskiUkrainian physicist
- Ołeh Blinowassociation football player
- Ołeh DyhorowUkrainian amateur wrestler
- Ołeh Fedorukassociation football player (1977-2014)
- Ołeh Feszczukowassociation football player
- Ołeh Janczewskiassociation football player
- Ołeh Krywenkoassociation football player
- Ołeh KuczerSoviet association football player
- Ołeh Melnyczenkoassociation football player
- Ołeh SawkinSoviet and Ukrainian actor
- Ołeh Skydanassociation football player
- Ołeh SzkredUkrainian association football player
- Ołeh SzumowyckiUkrainian association football player
- Ołeh Wajnberhassociation football coach, association football referee
- Ołeh WeprykUkrainian association football player
- Ołeh ŁopuszańskiPolish mathematician
- Ołeh Żylinassociation football player
- Ołeksa Barabaszpolitician
- Ołeksa Bałabuchpolitician
- Ołeksa Korolukpolitician
- Ołeksander UschkalovUkrainian philologist
- Ołeksandr Babkinassociation football player
- Ołeksandr BaziukSoviet architect
- Ołeksandr Berkowskiassociation football player (1952-2010)
- Ołeksandr Biłowołpolitician
- Ołeksandr Bobarykoassociation football player
- Ołeksandr BokariewSoviet association football player
- Ołeksandr Borysenkoassociation football player
- Ołeksandr BuriakUkrainian politician
- Ołeksandr Byczkowassociation football player
- Ołeksandr CzernenkoUkrainian journalist
- Ołeksandr CzernenkoUkrainian association football player
- Ołeksandr Czorniawśkyjassociation football player
- Ołeksandr DaminSoviet association football player
- Ołeksandr Dyndikowassociation football player
- Ołeksandr FeldmanUkrainian politician
- Ołeksandr Filajewassociation football player (1934-2019)
- Ołeksandr Hijassociation football player
- Ołeksandr HonczarUkrainian association football player
- Ołeksandr Hubrijenkoassociation football player
- Ołeksandr Hujhanowassociation football player
- Ołeksandr HukowyczSoviet architect
- Ołeksandr Hurżejewassociation football player
- Ołeksandr HułewskiSoviet association football player (1928-2004)
- Ołeksandr IwanyszynUkrainian sportsperson
- Ołeksandr JesypowUkrainian association football player (1965-2011)
- Ołeksandr Jewsiukowassociation football player
- Ołeksandr Jeżakowassociation football player
- Ołeksandr KabłaszUkrainian association football player
- Ołeksandr Kniaziewassociation football player
- Ołeksandr Kolcowassociation football player (1934-2006)
- Ołeksandr Kozakewiczassociation football player
- Ołeksandr Krasylnykowpolitician
- Ołeksandr Krochmalukassociation football player
- Ołeksandr Kuliszewiczassociation football player
- Ołeksandr KundienokSoviet association football player
- Ołeksandr KupalnyUkrainian association football player
- Ołeksandr Kurnewiczassociation football player
- Ołeksandr Latosinskispeedway rider
- Ołeksandr Malewanowassociation football player
- Ołeksandr Martiukassociation football player
- Ołeksandr Małakuckiassociation football player
- Ołeksandr MałyszenkoUkrainian association football player
- Ołeksandr MykulakSoviet association football player
- Ołeksandr MyzenkoUkrainian association football player
- Ołeksandr Nazarczukassociation football player
- Ołeksandr Oliszczukassociation football player, futsal player
- Ołeksandr Parachinassociation football player (1923-1999)
- Ołeksandr Pekanowathlete
- Ołeksandr Piskunassociation football player
- Ołeksandr Prychod´koassociation football player
- Ołeksandr SapelniakUkrainian association football player
- Ołeksandr Serbinassociation football player (1936-2012)
- Ołeksandr SpicynSoviet association football player
- Ołeksandr StachiwKazakhstani association football player
- Ołeksandr Szakunassociation football player
- Ołeksandr Szamotijassociation football player (1988-)
- Ołeksandr Szemetiewassociation football player
- Ołeksandr Sztelinassociation football player
- Ołeksandr SztraubUkrainian association football player (1904-1942)
- Ołeksandr Szudrykassociation football player
- Ołeksandr TarasenkoUkrainian association football player (born 1978)
- Ołeksandr Tiehajewassociation football player
- Ołeksandr Tołkaczassociation football player
- Ołeksandr Tołstojassociation football player (1946-1994)
- Ołeksandr Tymczyszynassociation football player
- Ołeksandr Wenhłynskiassociation football player
- Ołeksandr Wojtiukassociation football player
- Ołeksandr WoskobojnykUkrainian association football player
- Ołeksandr Wysłoćkyjpolitician
- Ołeksandr ZabaraUkrainian association football player
- Ołeksandr ZarownyUkrainian cross-country skier
- Ołeksandr ZłoczewskiRussian association football player (1895-1955)
- Ołeksandr ŁedydaUkrainian politician
- Ołeksandr ŁytwynowUkrainian amateur wrestler
- Ołeksandra Hrybowska
- Ołeksij DrozdenkoSoviet association football player
- Ołeksij Jeszczenkoassociation football player (1949-2010)
- Ołeksij Kruczerassociation football player
- Ołeksij RaczybaUkrainian association football player
- Ołeksij Rastorhujewassociation football player (1931-2002)
- Ołeksij Repaassociation football player
- Ołeksij Rudykaassociation football player
- Ołeksij SaśkoUkrainian association football player (1970-1992)
- Ołeksij ShlyakotinUkrainian footballer
- Ołeksij TereszczenkoPolish association football player
- Ołeksij WarnawskiSoviet association football player (1957–2008)
- Ołeksij Łewczenkoassociation football player
- Ołena ProszczenkoUkrainian basketball player (born 1971)
- Ołena Łewczaniwśkapolitician
- Ołesia ParandijUkraianian handball player
- Ołżas SzyngysbajewKazak athlete
- OśkaPolish rapper and record producer
- Ožbalt Gutsmanlinguist (1727-1790)
- Ožbalt Ilaunigjudge, writer
- Ožbe KuharSlovenian snowboarder
- Ožbe ZupanSlovenian ski jumper
- Ožbej JelenSlovenian Nordic combined skier
- Ožbi OšlakSlovenian alpine skier
- Oʻktam Olimovpolitician
- Oʻktam Umurzoqov
- Oʻlmas Saidjonov
- Oʻtkir HoshimovUzbek writer
- Oʻtkir Rasulov
- Oʻzbek Sultonrepresentative of the Shaybani dynasty, son of Jonibek Sultan from the Shaybani dynasty, governor of
- Oʼlmas AlixoʼjaevSoviet actor (1941-2015)
- O‘rinbek Yoqubovsoviet Red Army officer (1917–1989)
- O’Brien WasomeJamaican athletics competitor (born 1997)
- O’Neil BürgiSwiss film director and editor
- O’Nel MalaIvorian singer
- Ðoni Tafrafootballer
- Ðorđe AndrijaševićYugoslav basketball coach
- Ðorđe Aničićmilitary personnel
- Ðorđe DrenovacSerbian basketball player (born 1992)
- Ðorđe Milojevićfilm producer (1939-2001)
- Ðorđe Stratimirovićpolitician (1822-1908)
- Ðoàn Nguyễn Tuấnpoet
- Ðoàn Thị ÐiểmVietnamese poet
- Ònia Farga i PellicerSpanish businessperson, pianist and violinist (1878-1936)
- Ònnega d'Aritza
- Òpiter Virgini Tricost
- Òria Ramíreznun
- Òscar Andreuguionista
- Òscar Aparicio PedrosaSpanish politician
- Òscar Briz
- Òscar CabanasAndorran cyclist
- Òscar CadiachCatalan mountain climber
- Òscar da CunhaAndorran association football player
- Òscar Dalmau AlcaineSpanish journalist and television presenter
- Òscar de la Riva AguadoSpanish chess player
- Òscar Devesa BajetSpanish designer
- Òscar Escuder i de la TorreCatalan activist & doctor
- Òscar Estruga i AndreuSpanish painter
- Òscar Giró i Viamotorcycle racer, team manager
- Òscar GistauSpanish footballer (born 2008)
- Òscar GrauSpanish handball player
- Òscar Julveillustrator, cartoonist
- Òscar Kapoyaactor
- Òscar March i LlanesSpanish politician (1965-2006)
- Òscar NebredaSpanish humorist and comics artist
- Òscar NinCatalan art historian
- Òscar NoguésCatalan racing driver
- Òscar Ordeig i MolistSpanish politician
- Òscar Palazón FerréSpanish poet, philologist and writer
- Òscar Perea Lorentebasketball official
- Òscar Peris i Ròdenaspolitician, commercial agent
- Òscar Puig i CánovasCatalan Esperantist
- Òscar Pujol Riembauindologist
- Òscar Ribas ReigPrime Minister of Andorra
- Òscar Samsó i Ardèbolpoet
- Òscar TusquetsSpanish architect and author (born 1941)
- Òscar Vendrell CorronsSpanish writer
- Òscar Vicent Vidal i Beldacomposer, conductor
- Ó Maoilciaran an FiliIrish poet
- Óber AlmanzaColombian footballer (born 2003)
- Óctavio OntiveroArgentine footballer
- Ódhran
- Ódhrán Ua hEolaismediaeval scribe in Ireland
- Ódor LászlóHungarian geologist
- Óengus I8th century King of the Picts
- Óengus IIKing of the Picts
- Óengus mac Colmáin7th-century Irish monarch
- Óengus mac MugróinIrish monarch
- Óengus mac Nad Froích5th-century Irish monarch
- Óengus mac ÓengusaIrish poet
- Óengus of MorayKing of Moray
- Óengus of TallaghtIrish bishop, reformer and writer
- Óengus OllomIrish sovereign
- Óengus Olmucaidlegendary High King of Ireland
- Óengus Osrithe(est. 200 - )
- Óengus Tuirmech TemrachIrish sovereign
- Óengus Ua Gormáinbishop of Down, Ireland from 1117 to 1123
- Ófeigur Einarsson
- Ófeigur Herröðarson
- Ófeigur SigurðssonIcelandic writer
- Ógie Ó CéilleachairIrish writer
- Ól'ga Nikoláevna MusakóvaRussian scientist
- Óla Jákup JensenFaroese politician
- Ólafurbishop of the Roman Catholic Church
- Ólafur Adolfssonassociation football player
- Ólafur ArnaldsIcelandic musician
- Ólafur ArnaldsIcelandic scientist
- Ólafur bekkur Karlsson
- Ólafur BenediktssonIcelandic handball player
- Ólafur Bjarki RagnarssonIcelandic handball player
- Ólafur Bjarnarsonest. 1300 - 2 Sep 1354
- Ólafur Björn Loftsson
- Ólafur Björn ÓlafssonIcelandic musician
- Ólafur BjörnssonIcelandic politician
- Ólafur Björnssonice hockey player from Iceland
- Ólafur BriemJanuary 28 1851 – May 19 1925
- Ólafur BrynjúlfssonIcelandic author
- Ólafur danski
- Ólafur DaníelssonIcelandic mathematician
- Ólafur Darri ÓlafssonIcelandic actor
- Ólafur Davíðssonauthor
- Ólafur DavíðssonIcelandic diplomat
- Ólafur Egill EgilssonIcelandic actor
- Ólafur EgilssonIcelandic minister
- Ólafur Einarsson
- Ólafur Einarssonpoet, priest
- Ólafur ElíassonDanish-Icelandic artist (born 1967)
- Ólafur F. MagnússonIcelandic politician
- Ólafur Garðar EinarssonIcelandic politician
- Ólafur Gaukur ÞórhallssonIcelandic musician
- Ólafur GottskálkssonIcelandic footballer
- Ólafur Grímur Björnssonscientist
- Ólafur GunnarssonIcelandic author
- Ólafur Gunnlaugssonjournalist
- Ólafur GuðmundssonIcelandic handball player
- Ólafur GuðmundssonIcelandic actor
- Ólafur Guðmundsson (footballer)Icelandic association football player
- Ólafur GíslasonIcelandic theologian
- Ólafur GíslasonIcelandic artist (born 1962)
- Ólafur GíslasonIcelandic association football player
- Ólafur GústafssonIcelandic handball player
- Ólafur H. Finsen22 May 1793 - 25 Feb 1836
- Ólafur HalldórssonIcelandic philologist
- Ólafur Halldórssonteacher
- Ólafur HalldórssonIcelandic lawyer (1855-1930)
- Ólafur HalldórssonIcelandic association football player (1913-1992)
- Ólafur Haukur Johnson
- Ólafur Haukur SímonarsonIcelandic author
- Ólafur Hjaltasonfirst Lutheran bishop of Holar, Iceland
- Ólafur Ingi SkúlasonIcelandic footballer
- Ólafur Jóhann SigurðssonIcelandic writer (1918–1988)
- Ólafur Jóhann ÓlafssonIcelandic writer
- Ólafur JóhannessonPrime Minister of Iceland (1913-1984)
- Ólafur JóhannessonIcelandic footballer
- Ólafur Jón OrmssonIcelandic basketball player (born 1976)
- Ólafur JónssonIcelandic man (b. 1687)
- Ólafur JónssonIcelandic handball player
- Ólafur JónssonIcelandic priest (b. 1570)
- Ólafur JónssonIcelandic teacher (b, 1637)
- Ólafur Jónsson, ráðunauturwriter
- Ólafur Júlíussonassociation football player
- Ólafur Kalstað Þorvarðssonassociation football coach
- Ólafur Karl FinsenIcelandic footballer
- Ólafur KristjánssonIcelandic footballer
- Ólafur LaufdalIcelandic restaurateur
- Ólafur MagnússonDanish photographer
- Ólafur OlaviusIcelandic writer
- Ólafur Páll SnorrasonIcelandic footballer
- Ólafur Páll TorfasonIcelandic songwriter and rapper
- Ólafur PálssonDanish philologist
- Ólafur PéturssonIcelandic Nazi collaborator
- Ólafur Pétursson hirðstjóri
- Ólafur RafnssonIcelandic basketball player (born 1963)
- Ólafur Ragnar GrímssonIcelandic politician, 5th President of Iceland
- Ólafur Ragnarssoneditor
- Ólafur Rögnvaldsson1430 - 1495
- Ólafur S Andréssonresearcher
- Ólafur S. MagnússonEsperantist
- Ólafur SkúlasonBishop of Iceland
- Ólafur StefánssonDanish lawyer (1731-1812)
- Ólafur StefánssonIcelandic handball player
- Ólafur Stephensenlawyer, jurist
- Ólafur Stolzenwald
- Ólafur StígssonIcelandic footballer
- Ólafur Sveinssonfilm director, director
- Ólafur Sívertsen
- Ólafur Teitur Guðnason
- Ólafur Th Ólafssonpainter
- Ólafur ThorlaciusIcelandic merchant
- Ólafur ThorsIcelandic politician (1892-1964)
- Ólafur Túbalspainter
- Ólafur Vignir AlbertssonIcelandic pianist
- Ólafur ÍsleifssonIcelandic politician
- Ólafur ÓlafssonIcelandic basketball player (born 1990)
- Ólafur ÓlafssonIcelandic judge
- Ólafur Ólafsson lærði karl
- Ólafur Örn BjarnasonIcelandic footballer
- Ólafur Þ. KristjánssonEsperantist
- Ólafur Þ. Stephensenjournalist
- Ólafur Þór GunnarssonIcelandic footballer
- Ólafur Þór GunnarssonIcelandic politician
- Ólafur Þór HaukssonIcelandic prosecutor
- Ólafur Þór ThorlaciusIcelandic multi-sport athlete
- Ólafur ÞórðarsonIcelandic association football player
- Ólafía EinarsdóttirIcelandic archaeologist and historian (1924-2017)
- Ólafía Hrönn JónsdóttirIcelandic actress
- Ólafía JóhannsdóttirIcelandic writer
- Ólafía Þórunn KristinsdóttirIcelandic professional golfer
- Ólavur Christiansenpolitician
- Ólavur Ellefsen
- Ólavur FrederiksenFaroese photographer
- Ólavur Hátúnmusician, choir director
- Ólavur HøjgaardFaroese singer
- Ólavur JakobsenFaroese guitarist
- Ólavur Jensenassociation football player
- Ólavur JøkladalFaroese composer and choir leader
- Ólavur Klakkactor
- Ólavur MichelsenFaroese teacher, politician and author (1933-1978)
- Ólavur Olsencomposer
- Ólavur á HeygumFaroese politician, businessperson and farmer (1866-1923)
- Ólavur í Beitiwriter
- Ólchobar mac CináedaKing of Munster
- Ólchobar mac Duib-IndrechtKing of Munster
- Ólchobar mac FlainnKing of Munster
- Óleifur Hjalti
- Ólga MaléaGreek film director and screenwriter
- Ólga VótsiGreek writer and poet (1922-1998)
- Ólger Pérez Quinterohuman rights defender
- Óli B. JónssonIcelandic footballer and manager (1918-2005)
- Óli Björn KárasonIcelandic politician
- Óli BreckmannFaroese teacher and politician (born 1948)
- Óli Dahlpoet
- Óli E. Heinesenofficial, politician
- Óli Egilstrøðmerchant, artist
- Óli Gunnar GunnarssonIcelandic actor
- Óli HansenFaroese association football player
- Óli Heri Joensenassociation football player, association football referee
- Óli Holmassociation football player
- Óli Højgaard OlsenFaroese association football player
- Óli JacobsenFaroese politician and writer
- Óli JohannesenFaroese footballer
- Óli JógvanssonFaroese musician, composer
- Óli MittúnFaroese handball player
- Óli MortensenFaroese swimmer
- Óli Niklái SkaalumFaroese politician (1849-1924)
- Óli Petersen
- Óli Poulsenrecord producer
- Óli SamróDanish businessperson
- Óli Valur ÓmarssonIcelandic footballer
- Óli Þorbjörn GuðbjartssonIcelandic politician
- Óliver ArteagaSpanish basketball player (born 1983)
- Óliver BocosSpanish footballer
- Óliver DíazSpanish conductor
- Óliver EscobarSpanish poet
- Óliver FulaColombian association football player
- Óliver Laxefilm director, screenwriter and actor from Galicia (Spain)
- Óliver MorazánHonduran association football player
- Óliver OrtízMexican association football player
- Óliver Puras GómezSpanish tennis player (1980-2009)
- Óliver PérezMexican professional baseball pitcher
- Óliver Pérez LatorreSpanish university teacher
- Óliver RojasChilean footballer
- Óliver TorresSpanish footballer
- Óluva KlettskarðFaroese politician
- Óláf the Insightful
- Óláfr GuðrøðarsonKing of the Isles
- Óláfr Hrólfsson1100 - 22 Dec 1136
- Óláfr LeggssonIcelandic poet
- Óláfr ÞórðarsonIcelandic historian and poet
- Ólína AndrésdóttírIcelandic poet
- Ólína Guðbjörg ViðarsdóttirIcelandic footballer
- Ólína ÞorvarðardóttirIcelandic politician
- Ólíver StefánssonIcelandic footballer
- Ólöf ArnaldsIcelandic singer
- Ólöf Birna TorfadóttirIcelandic film director
- Ólöf Helga PálsdóttirIcelandic association football player
- Ólöf K. Sigurðardóttirpainter
- Ólöf LoftsdóttirIcelandic noblewoman (1410–1479)
- Ólöf NordalIcelandic politician (1966-2017)
- Ólöf PálsdóttirIcelandic sculptor
- Ólöf Sigríður KristinsdóttirIcelandic association football player
- Ólöf Sigurðardóttir frá HlöðumIcelandic poet
- Ólöf SverrisdóttirIcelandic actor
- Ólöf TráinsdóttirIcelandic chess player
- Ólöf árbót HaraldsdóttirNorse noblewoman; daughter of King Harald Fairhair and Gyða Eireksdóttir
- Ómar BertelColombian footballer
- Ómar Ingi MagnússonIcelandic handball player
- Ómar RagnarssonIcelandic journalist, entertainer, writer, pilot, songwriter
- Ómar TorfasonIcelandic association football player
- Óndra ŁysohorskyCzech poet and translator
- Ónice FloresHonduran TV presenter and model
- Ópalotai JánosCatholic priest
- Órfhlaith BegleyNorthern Irish politician (born 1991)
- Órfhlaith FoyleIrish poet
- Órla FallonIrish singer and songwriter
- Órlaith íngen CennétigQueen of Irealnd
- Órlaithí FlynnIrish republican politician
- Órris Soareslawyer, writer
- Órteasking of Hodna
- Órækja SnorrasonIcelandic warlord
- Óscar Abellánassociation football player
- Óscar Abril Ascasoexhibition curator, cultural manager
- Óscar AcencioGuatemalan wrestler
- Óscar AcevedoNicaragua footballer
- Óscar Acevedo VegaChilean judge
- Óscar AcostaHonduran writer, critic, politician and diplomat (1933–2014)
- Óscar Acosta Obras
- Óscar Acuña TorresParaguayan politician
- Óscar AcúrcioPortuguese actor
- Óscar Adán Bolañosmilitary personnel
- Óscar AgudeloColombian musician
- Óscar AguilarMexican taekwondoin
- Óscar AguilarMexican military personnel
- Óscar AguilarMexican amateur wrestler
- Óscar Aguilar BulgarelliCosta Rican writer, politician and sociologist
- Óscar AguileraParaguayan footballer
- Óscar AguirreMexican volleyball player
- Óscar AguirregarayUruguayan footballer
- Óscar Agüeroassociation football player
- Óscar Agüero CorvalánChilean politician (1907-1992)
- Óscar AibarSpanish film director, writer and comics artist
- Óscar Aizpeoleafilm director, screenwriter
- Óscar Akira Yasser NoriegaMexican podcaster and VR entrepreneur
- Óscar AlbalatSpanish athlete and politician
- Óscar Alberto Caucali RojasIngeniería Electrónica from Universidad Santo Tomás, Bogota or Bogotá
- Óscar Alberto GarcíaHonduran footballer
- Óscar Alberto Jiménez RodríguezTecnico en Jardineria from Universidad de Buenos Aires, Buenos Aires
- Óscar Alberto PérezVenezuelan police officer and rebel leader (1981–2018)
- Óscar Alcides MenaArgentine football player/manager
- Óscar Aldo HernándezMexican association football player
- Óscar AlegreArgentinian association football player
- Óscar AlejandroVenezuelan YouTuber and journalist
- Óscar AlfaroChilean footballer (1904-1939)
- Óscar Almaraz SmerMexican politician
- Óscar Almendárezassociation football player
- Óscar AlmirónArgentine rower
- Óscar AlsinaUruguayan association football player
- Óscar AlvaradoChilean sprinter
- Óscar AlvaradoSpanish basketball player (born 1991)
- Óscar Alvarado CookMexican politician
- Óscar AlvariñoSpanish sculptor
- Óscar AlzagaSpanish lawyer and politician
- Óscar Alzamora RevoredoPeruvian priest and architect (1929-1999)
- Óscar AndradeUruguayan trade unionist and politician
- Óscar AndradeChilean singer and songwriter
- Óscar Andrés Cardozo RodríguezIngeniero Mecatrónico from Universidad de Caldas, Manizales
- Óscar Andrés Ortegon Ramosfrom Fundación Universitaria Los Libertadores, Istmina
- Óscar Andrés Rodríguez Maradiagapapa Francisco
- Óscar Antonio UlloaSalvadoran footballer
- Óscar Aníbal Piçarra de Castro CardosoPortuguese police officer
- Óscar Aparicio PeláezSpanish association football player
- Óscar AquinoGuatemalan cyclist
- Óscar ArandaSpanish footballer (born 2002)
- Óscar Arcefootballer
- Óscar ArceBolivian association football player
- Óscar Arias SánchezPresident of Costa Rica (1986–1990, 2006–2010)
- Óscar AristizábalColombian association football manager
- Óscar ArizaVenezuelan diver