Einstein ranks at #725 with 164 entries, registered male. The name reads as surname-as-pet-name with the heaviest possible cultural anchor: Albert Einstein himself. On a pet registry it functions almost entirely as a humor pick playing off the contrast between the dog's actual demeanor and the genius register.
The genius-as-joke pattern
Einstein on a dog is rarely a name reaching for actual scientific gravitas. The naming logic is almost always humor-first: the dog with the absent-minded expression, the dog that took six months to learn sit, the dog with wild hair that resembles the historical Einstein's iconic look. The household register is warm-comedic, and the joke gets renewed every time someone calls the dog by name in public.
The breed lean and the visual-joke layer
The name lands with high concentration on breeds whose visual matches the joke: wirehaired terriers, Schnauzers, Poodles, Doodles, and rescue mixes with chaotic eyebrow expressions. A small but real subset goes the opposite direction: very calm or dignified dogs registered as Einstein in deliberate counter-irony, where the dog is genuinely thoughtful-seeming rather than a comedic underachiever.
The counter-reading
The honest concern with Einstein is that the name is almost entirely surface-level. There is no warmth or depth beyond the immediate joke, and households often find the name wears thin by year three. The name also commits the household to explaining the joke at every introduction. Three syllables, front-stressed (INE-stine), strong opening vowel and hard trailing consonant. The human Einstein page shows minimal SSA presence; pet Einstein owns the call-name space here.