Meaning and name origin
Smythe \s-my-the\ as a boy's name is of Old English origin, and the meaning of Smythe is "blacksmith". Smythe is a variant of Smith (Old English): occupational name. Not consistently used as a given name.
Smythe has 1 variant form: Smyth.
Smythe is not a popular first name for males but a very popular surname or last name for all people (#7719 out of 88799, Top 9%) (Source: 2000 U.S. Population Census).
Displayed below is a comparison of the popularity of the boy name Smythe and its variant forms. The only popular variation form ranked in the Top 1000/100 is Smith. (Source: 2014 Birth Name Statistics).