What does Smyth mean?
Smyth has 1 variant: Smythe.
Smyth is an unusual first name for men but a very prominent surname for both adults and children (#3522 out of 150436, Top 2%). (2000 U.S. Census)
Shown below is a comparison of the usage of Smyth and related names. The only prominent varying form of Smyth (#unlisted) is Smith. Adoption of these boy names was at its most widespread during the years 1880-1889 (usage of 0.581%) and has become significantly lower since, with Smith becoming less fashionable. (Top 1000 Birth Names Statistics, 2014)