Cujo is Stephen King's 1981 novel about a rabid St. Bernard — and naming a dog Kujo (with the K spelling) is either an act of ironic defiance or a genuine tribute to one of horror fiction's most memorable animals. The alternate spelling softens the reference just enough to read as a nod rather than a direct citation.
Ironic Horror Naming
Naming the gentlest dog in the room after a horror villain is a well-established pet-naming tradition. Kujo works best on large, physically imposing dogs whose size already prompts mild alarm in strangers — the irony lands when the "scary" dog immediately rolls over for belly rubs. St. Bernards are the obvious breed choice, but Rottweilers and Great Danes carry the joke equally well.
The K-Spelling Distinction
The Kujo spelling creates slight distance from the source material — owners who spell it with a K can claim plausible deniability or a personal family reference. In registry data, Kujo and Cujo appear separately; both represent the same pop-culture lineage at this fringe rank.
The Counter-Reading
Cujo/Kujo carries genuinely negative associations — a dog synonymous with terror and death. Some trainers and behaviorists note that names can subtly influence owner expectations and stranger reactions. If the goal is an imposing-but-friendly image, Thor or Titan project strength without the horror franchise baggage.