CVO

CVO may refer to:

Science and technology

 * Cascades Volcano Observatory, Vancouver, Washington, US
 * Chief veterinary officer, the head of a veterinary authority
 * Circumventricular organs, positioned around the ventricular system of the brain
 * Common velocity obstacle, a type of velocity obstacle
 * Covid-Organics, an Artemisia-based drink purported to prevent and cure coronavirus disease 2019

Other uses

 * Chief visionary officer, an executive function in a company
 * Commander of the Royal Victorian Order, membership of a British order of chivalry
 * Corvallis Municipal Airport (IATA airport code), Oregon, US
 * CVO: Covert Vampiric Operations, a comic book franchise published by IDW Publishing
 * Harley-Davidson CVO, a category of limited-edition Harley-Davidson motorcycles produced by its Custom Vehicle Operations group
 * Customer Verified Operation, used in Service Desk operations to note the customer validated the fix put in place by the technician.