KSO may refer to:
Honours and titles edit
- Commander of the Order of the Sword (Swedish: Kommendör av Svärdsorden)
- Kommunstyrelseordförande, Swedish title for Municipal commissioner, equivalent to mayor
- Order of St. Olav, Norwegian honour
Orchestras edit
- Kalamazoo Symphony Orchestra, Michigan, United States
- Kaohsiung Symphony Orchestra, Taiwan
- Kensington Symphony Orchestra, London, England
- Kristiansand Symphony Orchestra, Norway
Radio stations edit
Other edit
- Kanzelhoehe Solar Observatory, Austria
- Aristoteles Airport, Kastoria, Greece
- Kingsoft Office, software suite
- A make of Vibram FiveFingers footwear
- Keep Sydney Open, or The Open Party in Australia