Oso

Oso, or OSO, may refer to:

Places

• Oso, California
• Oso, Ontario, a community Central Frontenac Township, Ontario, Canada
• Oso, Washington, a census-designated place in Snohomish County, Washington

Other

• Oakville Symphony Orchestra
• Ose (demon)
• Onsala Space Observatory
• Orbiting Solar Observatory, series of nine satellites
  • OSO 3
  • OSO 7
• Ottawa Symphony Orchestra
• Om Shanti Om, Hindi film starring Shahrukh Khan, Deepika Padukone and Arjun Rampal
• Officer Selection Officer in the United States Marine Corps
• The Special Council of the NKVD; Russian "ОСО," transliterated "OSO."
• Special Agent Oso, a Disney Channel animated show for children.