S ties for the largest letter in this catalogue at 1,102 names, and it is built quite differently from the other letter of that size. 218 of it is a single syllable, against 137 for M, which holds just as many names. Sam, Scout, Sky, Shep — the letter keeps arriving in one beat.
A sibilant is heard differently
An S is a hiss rather than a stop, and a hiss survives distance and background noise better than most consonants — it occupies a frequency band that traffic and wind largely leave alone. That is a reasonable argument for these names outdoors, and it is reasoning about acoustics rather than anything the registers measured.
The command problem, concentrated
It is also the letter where a name is most likely to collide with a cue. Sit and stay both open on this sound, and so do Sam, Sadie, Scout and Sunny. 218 of the letter is one beat, which is exactly the shape of a spoken command. If you intend to train with words, read this shortlist aloud against them first.
Large, and evenly split
331 measure female against 318 male, near enough level, and 184 classify strong-sounding against 242 soft. S is big enough to hold both ends of every axis at once, which is why it needs the sub-filters more than a small letter does.
What are the most popular pet names starting with S?
Stella, Sasha, Scout, Sammy and Sam, ordered by registrations across eleven public registers.
Are there many short pet names starting with S?
Many: 218 of the 1,102 names in the letter, against 137 for M, which is exactly as large. The two biggest letters in the catalogue are built to different shapes.
Do S names clash with commands?
They are the likeliest to. Sit and stay open on the same sound, and 218 of this letter is a single beat — the same shape as a spoken cue. These registers cannot measure the consequence, so read your shortlist aloud and judge it yourself.
Every count on this site is a tally of real registrations: pet licences and shelter intakes published as open data by New York, Seattle, Austin, Montgomery County, Cambridge, Zurich, Basel and four Australian councils. Popularity here is the average share a name holds across those registers, so a name common in a small city is not buried by one common in a large one. Five of the eleven registers are North American and they supply 86% of the records, so read the ordering as naming in those places rather than worldwide. Browse the whole catalogue or read how the data is put together.