Meaning and name origin
Germane \ge-rma-ne, ger-mane\ as a girl's name (also used as boy's name Germane), is of Latin and French origin. Germane is a variant of Germaine (Latin, French): feminine of Germain, from a Roman name meaning "brother". A birth name for females that is not commonly used. Both a feminine and a masculine name.
Germane 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 Germane and its variant forms. The only popular variation form ranked in the Top 1000/100 is Germaine. (Source: 2014 Birth Name Statistics).