Meaning and name origin
Janeth \j(a)-ne-th\ as a girl's name is of Hebrew and Scottish origin, and the meaning of Janeth is "God is gracious". Janeth is a variant of Jane (Hebrew): originally a feminine form of John. Also a variant of Janet (Scottish): originally a diminutive of Jane, from the French Jeanette.
Janeth has 1 variant form: Janneth.
Janeth is a somewhat popular first name for females (#2458 out of 4276, Top 57%) but an uncommon surname or last name for all people (2000 U.S. Census).