Meaning and name origin
Marnette \m(a)-rnette, mar-nette\ as a girl's name is of Latin origin, and the meaning of Marnette is "from the sea". Marnette is a variant of Marina (Latin): from "marine". A given name for girls which is rarely used.
Marnette is not a popular first name for females and an equally uncommon surname or last name for all people (Source: 2000 U.S. Population Census).
Displayed below is a comparison of the popularity of the girl name Marnette and its source form. The only popular variation form ranked in the Top 1000/100 is Marina (#661). (Source: 2014 Birth Name Statistics).