Octavius

Octavius may refer to:

Topics of Antiquity

Augustus, or Octavius, the first Roman emperor
Octavia gens, ancient Roman family (includes a list of its members known as Octavius)
Octavius (praenomen), a Latin personal name
Octavius Mamilius, 5th-century BC ruler in Italy
Octavius (King of the Britons) or Eudaf Hen, a figure in Welsh mythology
Octavius (dialogue), a 2nd-century defence of Christianity

Prince Octavius of Great Britain (1779–1783), son of King George III
Octavius Beale (1850–1930), Australian piano manufacturer
Octavius Catto (1839–1871), American educator and civil rights activist
Octavius Coope (1814–1886), English businessman and politician
Octavius Duncombe (1817–1879), English politician
Octavius Ellis (born 1993), American basketball player
Octavius Frothingham (1822–1895), American clergyman
Octavius D. Gass (1828–1924), American businessman and politician
Octavius Gilchrist (1779–1823), English antiquary
Octavius Hadfield (1814–1904), New Zealand bishop
Octavius Hammond (1835–1908), English clergyman
Octavius Leigh-Clare (1841–1912), English lawyer and politician
Octavius Mathias (1805–1864), New Zealand clergyman
Octavius Vaughan Morgan (1837–1896), Welsh politician
Octavius Oakley (1800–1867), English artist
Octavius Pickard-Cambridge (1828–1917), English zoologist
Octavius Radcliffe (1859–1940), English cricket player
Octavius Ryland (1800–1886), Australian educator
Octavius Sturges (1833–1895), English physician
Octavius Temple (1784–1834), colonial administrator in Sierra Leone
Octavius Terry (born 1972), American athlete
Octavius Vernon-Harcourt (1793–1863), Royal Navy officer
Octavius Wigram (1794–1878), English businessman
Octavius Winslow (1808–1878), English clergyman

Octavius (ship), an 18th-century ghost ship
Pint or octavius, a unit of measurement
Octavius, a fictional character in a series of silent films portrayed by actor Herbert Yost
Octavius (horse), a 19th-century racehorse