Mac ranks #320 with 367 entries and is one of the most efficient male pet names on the chart. One syllable, hard ending, instant recall. It is the kind of name owners pick when they want zero friction between calling the dog and the dog showing up.
The clipped-Scottish lineage
Mac comes out of the Mc-/Mac- prefix tradition meaning son of in Scottish and Irish naming. Detached from a surname, it reads as casual, masculine, and old-school in a way that has aged well. Mac Miller and Fleetwood Mac give the name parallel pop-culture anchors for different listener generations, but neither dominates the pet-naming pattern.
Sound fit and recall
One syllable (MAK), hard-K terminal stop. The name shares the same percussive shape as Tank, Jack, and Rex — a category of dog names engineered for parks and yards. Recall through wind and noise is excellent because the K cuts cleanly even at distance.
Breed lean and a small naming hazard
Mac lands disproportionately on rugged breeds: Labradors, Border Collies, working mixes, and farm dogs. Worth flagging: the name overlaps phonetically with the kitchen recall mac (as in macaroni) and brand mentions in households that talk a lot about Apple products. Most owners report this as a non-issue, but it can produce occasional confused glances. The human Mac page shows a quiet, steady SSA presence.