Hank ranks at #168 with 610 entries, and the name does something specific in pet naming that it does not do in baby naming: it sounds like a real dog without any cultural anchor doing the work. One blunt syllable, no decoration, immediate.
The blunt-syllable aesthetic
Hank sits with Jack, Max, and Duke in the one-syllable male-dog cluster, but it carries more rural Americana than the others. Hank Williams Sr. and Jr., Hank Aaron, and the country-music-into-baseball texture run underneath the name even when owners are not consciously thinking about any of those people.
One counter-reading: a meaningful share of pet Hanks are formally named Henry, with Hank as the everyday call name. That parallels how human Hanks usually have Henry on the birth certificate. The full version sits on the Henry baby name page, which sits higher on the SSA chart than Hank ever did.
Where the name lands by breed
Hank over-indexes on Labradors, Golden Retrievers, and large mixed breeds, which puts the name in the same general category as Labrador-leading names. Small dogs and cats named Hank exist but are notably rarer at this rank than for adjacent names like Charlie. The blunt sound matches the breed register, and Hank reads as a working-and-family dog more than a lap dog. The K consonant ending also gives the name reliable recall in field or yard work across noisy environments, which matches the working-breed concentration in our data closely and makes the name a practical pick rather than just an aesthetic one for households with active outdoor lifestyles.