Meaning and name origin
Rhodia \r-hodia, rho-dia\ as a girl's name is of Greek and Latin origin, and the meaning of Rhodia is "rose; from Rhodes". Rhodia is a variant of Rhoda (Greek, Latin): see also Rosa. Also a variant of Rose (Latin): flower name from rosa.
Rhodia is not a popular first name for females and an equally uncommon surname or last name for all people (2000 U.S. Census).