McCay Last Name Facts and Heraldry

McCay is an established spelling of the Scottish surname McKay. Its meaning, shared with McKay, is “Son of Aodh (fire)”.

A variant of McKay

The two spellings differ in a small detail: McCay has “c” where McKay has “k”. You may also find the name written Mackay.

Surname statistics

The 2010 census count for McCay in the United States was 2,607, good for rank 11,982. That puts it inside the top 25,000 US surnames. McCay sounds close to McCoy, so it can help to search both.

Family crest and blazon

There is no single McCay family crest for every bearer. Herald Lab researches the arms historically associated with the name and explains whose they were.

Want more than a summary? See the McCay family name pack.