Shirley appears 83 times at rank 1321, nearly entirely on female pets. It carries a very specific generational signature: Shirley was a top-ten American girl's name through the 1930s and 1940s, largely propelled by Shirley Temple. On a dog today, it's either a deliberate retro nod or a family name transferred to a pet.
Shirley Temple and the Vintage Hollywood Layer
Shirley Temple was one of the biggest Hollywood stars of the 1930s, a child actress whose curly hair and dimples made her a cultural icon. The association gives Shirley a sweet, bouncy, vintage-Hollywood quality that works well on small dogs with curly coats. Bichon Frises and toy Poodles are the obvious physical match. The human name's trajectory is documented at /names/shirley.
Generational Transfer
Owners who choose Shirley for a pet are often honoring a grandmother or great-aunt — a common pattern at this level of the registry where full human names appear on dogs as quiet tributes. It's a meaningful choice that doesn't require anyone else to understand the reference.
The Counter-Reading
Shirley encodes a very specific era — it will never read as a fresh or modern name. For an owner who wants that specific nostalgia, it's perfect. For everyone else, it may feel like someone's grandmother's name on a dog, which often, it literally is.