Meaning and name origin
Gerianne \ge-rianne, geri(an)-ne\ as a girl's name is of Old German and French origin, and the meaning of Gerianne is "spear ruler". Gerianne is a variant of Geraldine (Old German, French): feminine of Gerald, first coined in the 16th century.
Gerianne is not a popular first name for females and an equally uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is a comparison of the popularity of the girl name Gerianne and its source form. The only popular variation form ranked in the Top 1000/100 is Geraldine. (2014 statistics).