McTaggart Coat of Arms and Surname Origin

McTaggart is an established spelling of the Irish surname Taggart. In origin, the name means “Son of the priest”.

McTaggart coat of arms

Arms linked to Taggart and its spellings were granted to individual families; our heraldry team traces which line they belonged to.

McTaggart and Taggart

The Mc in front of the name is a particle that was often added to Taggart in records. Related forms: Taggert.

The 2010 US Census counted 2,191 people named McTaggart, ranking it number 13,798 among American surnames. It sits within the 25,000 most common last names in the country. Want more than a summary? See the McTaggart family name pack.