Lexy is one of several spelling variants of Lexi/Lexie — a nickname that long ago outgrew its origin as a short form of Alexandra or Alexis. At rank 1022 in the pet registries, it appears alongside Lexi (which ranks higher) as a separate entry, because city licensing systems treat spelling variants as distinct records. The name is genuine and functional; the ranking splits are a data artifact of how registrations are counted.
The Spelling Fragmentation Problem
Lexi, Lexie, Lexy, and Lexi all refer to the same sound — LEK-see — but appear as separate entries in the data. This fragmentation is common at this rank tier: if the variants were combined, the name would rank considerably higher. For practical purposes, Lexy is simply a less common spelling of Lexi, not a different name.
Sound and Function
LEK-see is an excellent pet-name sound regardless of spelling. Two syllables, hard opening consonant, bright -ee ending that carries well across distance. It's one of those names that actually performs well in training contexts, which may be part of why Lexi and its variants show up consistently in registries.
Owner Profile
Lexy tends to appear on female dogs across a wide range of breeds — it's not breed-specific. Labs and mixed breeds are the most common carriers. Owners choosing the -y spelling over -i or -ie are often making a subtle stylistic distinction: the Y ending can feel slightly more modern or less conventional, though in practice no one at the dog park notices the difference.