Serena appears 67 times at rank 1565 on female pets. It's a name that carries genuine dual weight: the Latin root meaning serenity and calm, and the overwhelming contemporary association with Serena Williams, one of the most dominant athletes in sports history. Owners choosing it are usually aware of both.
The Williams Effect
Serena Williams's career — 23 Grand Slam singles titles, a presence spanning three decades — has made the name synonymous with competitive excellence and power. A female dog named Serena arrives with that association built in, which suits owners who want a name that signals strength without aggression. It sits near Venus in the tennis-coded name set and connects to the human name at /names/serena.
Sound and Breed Fit
Ser-EE-nah has a flowing, three-syllable shape that works well called across a yard. The name suits athletic, graceful breeds: Dobermans, Weimaraners, and lean, fast dogs where the athletic association lands naturally. It also works on calm, elegant cats where the serene etymology takes precedence over the athletic one.
The Counter-Reading
Serena is a human name with a clear famous bearer, which means the vet's office will occasionally pause at the name. Most owners find this a feature rather than a bug. The name is uncommon enough at the pet tier — rank 1565 — that it doesn't feel borrowed or exhausted.