Fictional Characters with O
- Olaf
- Ophelia
- Oliver
- Odin
- Oswald
- Oscar
- Orion
- optimus prime
- Olivia
- Olive
- Oliver Wood
- Oliver Queen
- oliver twist
- Otis
- Oggy
- Advertisement
- Ogre
- Otto
- Obelix
- Olive Oil
- Olivander
- oompa loompa
- Ollivander
- Opie
- othello
- Olivia the pig
- Otto Octavius
- Octavia
- Odysseus
- Oberon
- Ollie
- Omen
- Orpheus
- obito
- Obi wan
- Onyx
- Opal
- Odie
- Octavius
- Oedipus
- Oswald the Octopus
- Onix
- Olivia Pope
- One punch man
- obi wan kenobi
- Olly
- owen
- Odette
- omni man
- Osiris
- Omega
- Octavian
- Octonauts
- Olimar
- Ornn
- Orlando
- Octodad
- orochimaru
- Ogres
- Olivia Benson
- Oikawa
- Advertisement
- Oslo
- Ori
- Oracle
- Oden
- Owen Hunt
- Otto Octavious
- Old Yeller
- Orianna
- Osmosis Jones
- Oscar Martinez
- Oswald Cobblepot
- octavia blake
- Oogway
- orcs
- Onceler
- Omni-man
- Orville
- Oliver atom
- old mcdonald
- Owl
- Owlman
- Oliva
- Ozymandias
- Obiwan
- Ozzy
- olive oyl
- Orphan Annie
- Oompa Loompas
- Omori
- Orisa
- Osborn
- orc
- Oso
- Ozai
- Oni
- olof
- Oscar from the office
- obi-wan kenobi
- Ola
- Oscar The Grouch
The words in the list Fictional Characters with O come from players of the word game Categories game.