Emmie is the softened, affectionate spelling of Emmy — itself a diminutive of Emma, Emily, or Emilia — and on a pet it carries that warmth fully. The double-M and -ie ending make it one of those names that feels like a hug when you say it, which is precisely why it keeps appearing in the registry data for small, friendly female dogs.
The Emma Family
Emma has been one of the most popular baby names in the United States for over two decades, which means the pool of dogs named Emmie is partly drawn from pets belonging to families with an Emma in them — a daughter, a niece, a grandmother. The diminutive spelling signals extra affection: Emmie is Emma but softer, younger, more specifically a pet register than a human name register. See also Cavalier and Bichon Frisé owners for the highest concentration of this name by breed.
Soft Sound, Strong Recall
Emmie has a double-syllable rhythm that's easy to call and hard to confuse with standard commands. The M-sound opening is gentle but clear, and the -ie ending carries further than you'd expect. It also shortens to Em when necessary without losing anything essential.
Award Season Adjacent
The Emmy Awards give Emmie a faint award-ceremony association that's mostly coincidental but occasionally intentional — owners of particularly beautiful or dramatically expressive dogs sometimes name them Emmie with this in mind. The human name Emma is worth a look if you want the full picture on this name family.