Ceasar is an alternate spelling of Caesar (the Roman general, the salad, the title) and appears in the registry with enough frequency (46 records) to be a genuine choice rather than a pure data artifact, though the non-standard spelling suggests some entries may be phonetic variants recorded by licensing clerks. It belongs to the classical power-name tier and carries Rome's full weight in two syllables.
Caesar the Dog Whisperer Connection
Beyond the Roman dictator, Ceasar Milan — the Dog Whisperer, whose name is spelled with this exact variant — has been one of the most visible figures in American dog training culture since the mid-2000s. Pet owners who grew up watching his show have an obvious reference point. A dog named Ceasar after the Dog Whisperer is a specific and layered in-joke: the trainer's name on the trainee.
Classical Power Names for Dogs
Caesar-tier names like Emperor, Maximus, and Brutus appear disproportionately on large, confident breeds. Rottweilers, German Shepherds, and large guardian breeds are natural carriers. The name announces something about both the dog and the owner's relationship to authority.
Counter-Reading: The Salad Conflict
Julius Caesar gave us an empire, and Caesar salad (invented in Tijuana in 1924) gave us a dressing. Both associations arrive simultaneously in conversation, which some owners find amusing and others find slightly deflating. If you want Roman gravitas without the kitchen conflict, Maximus or Augustus occupies the same register without the culinary detour.