Oe or OE may refer to:
Arts and entertainment Okean Elzy, a Ukrainian rock band
Language Old English, the English language spoken in the Early Middle Ages Œ or œ, a ligature of o and e used in the modern French and medieval Latin alphabets Oe (digraph) Open front rounded vowel () Open-mid front rounded vowel () Ö, a character sometimes representing 'oe', appearing in some Germanic, Turkic, and Uralic languages Ø, a Northern European (Danish, Faroese, Norwegian) or Sami vowel, representing œ, 'oe' diphthong Ө, a letter in the Cyrillic alphabet
People Ōe (surname), a Japanese surname (including a list of people) Old Edwardian (OE), a former pupil of various schools named after a King Edward or St. Edward Old Etonian (OE), a former pupil of Eton College, England
Places Oe (Attica), ancient Greece Oe, Estonia Ōe, Yamagata, Japan Ōe, Kyoto, Japan Oe District, Tokushima, Japan Olathe East High School, Kansas, United States
Science and technology Cessna OE Bird Dog, a US Marine Corps observation aircraft later redesignated O-1 along with the similar US Army L-19 °Oe, a measurement on the Oechsle scale for the density of grape must Oersted (Oe), a unit of magnetic field strength On30 (Oe), a model railway gauge OpenEmbedded (OE), a Linux-based embedded build system Opportunistic encryption (OE), a means to combat passive wiretapping Outlook Express, a former email program of Microsoft Ophryocystis elektroscirrha, a parasite of monarch and queen butterflies
Trade bodies International Union of Operating Engineers, a North America , Portugal
Transport Odakyū Enoshima Line Orient Express, a steam locomotive and an express OE, the aircraft registration prefix for Austrian aircraft Lauda (airline) (IATA:OE), a defunct Ryanair subsidiary
Other uses Order of Excellence of Guyana Overseas experience (OE), a New Zealand term for extended working holidays Overview effect, the cognitive shift experienced by astronauts when viewing Earth from space
See also
0e (disambiguation), listing uses with the number nought OES (disambiguation)