Son of Fire
Derived from the Scottish Gaelic surname Mac Aoidh, meaning 'son of Aoidh.' The name Aoidh is a Gaelic form of the Old Irish name Γed, which refers to the god of fire in Irish mythology.
Less common today
Mckay isn't in the latest US Top 1000. It last peaked at #1,185 in 1995.
Former MLB outfielder
Journalist and staff writer for The Atlantic
Founder of the No Cussing Club
US births per 5-year period, 1990βpresent (SSA data).