Cleo is a given name that is short for Cleopatra or Cleophus and an alternate spelling of Clio. It is a Greek prefix often translated to mean 'pride', 'fame' or 'glory'.
Cleo may refer to:
https://en.wikipedia.org/wiki/Cleo
Cleo Schipperke Dog
"As a professor of science, I assure you we did, in fact, evolve from filthy monkey-men."
Cleo
Cleo Schipperke Dog