Sparkles appears 63 times at rank 1636 on female pets. It's the plural of sparkling, pushed into name territory by owners who found the whole energy of the word, brightness, movement, festiveness, a perfect description of a small female dog or cat that arrived like confetti and never slowed down.
The Maximalist Naming Register
Sparkles occupies the same territory as Glitter and Tinsel: names that are unapologetically decorative. The plural form adds emphasis, not just a sparkle but many of them, continuously. It's a name that signals an owner who finds the result funny, adorable, or both, and doesn't need outside validation.
Sound and Who It Fits
SPAR-kulz is two syllables with a soft landing. It suits very small female dogs: Pomeranians, Maltese, toy breeds in general, and white or silver-coated animals where the visual pun is intact. Pomeranians carry the name with the right energy: small, bright, impossible to ignore, convinced of their own magnificence.
The Counter-Reading
Sparkles commits hard to a specific aesthetic. Owners who prefer restraint will not choose it, and that's the correct distribution. The name is not trying to appeal to everyone. The registry data suggests it found its 63 people exactly right. Compare with Sparkie for a more restrained variant.