What does Marmaduke mean?
Marmaduke \m(a)-rmadu-ke, mar-ma-duke\ as a boys' name is of Irish and Gaelic origin, and the meaning of Marmaduke is "follower of Saint Maedoc". The most famous of a number of saints named Maedoc was a sixth-century abbot of Clonmore in Ireland. The name has comical English upper-class connotations.
Marmaduke is an uncommon first name for men but a somewhat popular last name for all people (#85643 out of 150436, Top 57%). (2000 U.S. Census)
Below is a charted comparison of the popularity of Marmaduke and related names. Duke (#666 last year) is the only popular variation form of Marmaduke (#unlisted) ranked in the Top 1000. Adoption of these boy names is at its highest today (usage of 0.334%). Duke (#666) is the most trendy birth name among these, and there is a resurgence in baby name popularity for this name. (2014 Birth Statistics)