What does Octavia mean?
Octavia \o-cta-via, oc-tavia\ as a girls' name is pronounced ock-TAHV-yah, ock-TAY-vee-ah. It is of Latin origin, and the meaning of Octavia is "eighth". Feminine of Octavius. A clan name of Roman emperors used often in Victorian times.
For more on this name, see also the related girl name Tertia.
Octavia is a very popular first name for females (#1002 out of 4276, Top 23%) but a rare surname for both adults and children. (2000 U.S. Census)
Shown below is the baby name popularity of Octavia for girls. Octavia reached its highest position of #380 in the U.S. then, but is not found in the list currently. (Top 1000 Baby Names Statistics, 2014)