What does Mccain mean?
Mccain \m-ccain, mc-cain\ as a name for boys is of Scottish and Irish derivation. Mccain is a variant of Mc- (Scottish, Irish): surnames occasionally used as given names. Unique as a given name for baby boys.
Mccain is an uncommonly occurring given name for males but a very prominent last name for both adults and children (#1393 out of 88799, Top 2%). (2000 U.S. Census)
Below is a charted analysis of the popularity of the boy name Mccain and affiliated names. Mckinley, Mcarthur and Mac are the popular variation forms of Mccain (#unlisted). Adoption of this boy name was at its highest during 1940-1949 and is now significantly less, with the versions Mckinley and Mac becoming less stylish. (Top 1000 Baby Names Records, 2014)
A suggested similar baby name is Machin. Like Mccain, this name is not frequently used.