CQO
# CQO

CQO or variants may refer to:

* Chief quality officer, a corporate title responsible for quality assurance
* cqo, an abbreviation for the consequential mood, meaning "because", in the Eskaleut languages
* cqo, a library subroutine that fits a type of vector generalized linear model
* CQO, an 64-bit x86 instruction; see x86_instruction_listings#Added_with_x86-64
