What does Mccain mean?
Mccain /mc-cain/ [2 sylls.] as a name for boys is a variant form, with the suffix -ain, of Mc- (Scottish, Irish): surnames occasionally used as given names.
How popular is Mccain?
Mccain is an uncommonly occurring given name for males but a very prominent last name for both adults and children (#1842 out of 150436, Top 1%). (2000 U.S. Census)
Mckinley, Mcarthur and Mac are the popular variation forms of Mccain (outside Top 1000). Adoption of these boy names was at its highest during 1940-1949 (usage of 0.3557%) and is now significantly less, with the versions Mac and Mckinley becoming less stylish. Below is a charted analysis of the popularity of the boy name Mccain and affiliated names. (Top 1000 Baby Names Records, 2014)
A suggested similar baby name is Machin. Like Mccain, this name is not frequently used.