What does Hermione mean?
Hermione \he-rmio-ne, her-mione\ as a girls' name is pronounced her-MY-oh-nee. It is of Greek origin, and the meaning of Hermione is "messenger; earthly". Feminine of Hermes. Actress Hermione Gingold.
Hermione is an unusual given name for females. Hermione is an equally unusual last name for all people. (2000 U.S. Census)
Below is a graphed analysis of the usage of the girl name Hermione and associated names. Erma, Hermina, Hermine and Herminia are the popular variation forms of Hermione (#unlisted). These girl names reached the top of their popularity during the years 1900-1909 and are now significantly less widespread, with the versions Erma, Hermine and Herminia becoming less trendy. (Top 1000 Baby Names Records, 2014)