Achilles ranks at #741 with 160 entries, registered male. The name is the Greek hero of Homer's Iliad, the warrior at the center of the Trojan War narrative. On a pet registry it functions as one of the most committed entries in the mythology-name pocket, with no diminutive workaround: owners pick the full Achilles or pick something else.
The mythology-as-name cohort
Achilles sits with Atlas, Zeus, Apollo, and Hercules in the heaviest-mythology male pet pocket. The naming logic is deliberately aspirational: the dog as warrior-hero, the dog as named for the most physically capable figure available from Greek myth. The cohort skews male owners and household registers where the dog is meant to read as substantial and capable.
The breed lean
The name lands with high concentration on substantial powerful breeds: Cane Corsos, Rottweilers, German Shepherds, Doberman Pinschers, Pit Bulls, Bullmastiffs, and large protection-breed rescues. The pairing between breed and name is unusually tight here: the household chose the dog and the name with overlapping aspirations.
The counter-reading
The honest concern with Achilles is the heel: the figure's mythological vulnerability is permanently attached to the name. Some households embrace this as a household joke when the dog turns out to have a quirk or weakness; others find the reference distracting. Three syllables, second-syllable-stressed (uh-KIL-eez), with the trailing S giving the call cutting closure. The human Achilles page shows growing modern SSA presence as mythology naming has trended upward.