Anime characters with O
- Orochimaru
- Obito
- oikawa
- Orihime
- Oscar
- Ochako
- Ovan
- Oliver
- Obito Uchiha
- Olaf
- One punch man
- Ochaco
- Ojiro
- Orichimaru
- Owen
- Olive
- Osamu
- Oden
- Otto
- octopus
- Onyx
- Odin
- Ochaco Uraraka
- Oni
- Orion
- Ochako Uraraka
- Okuyasu
- ogami
- Omar
- Opal
- Obanai
- Orochi
- Onizuka
- Osamu Dazai
- Oolong
- Overhaul
- olivia
- okabe
- Onix
- Osana
- olly
- Onyankopon
- Omega
- Ophelia
- osaka
- Obanai Iguro
- Owl
- Omen
- Oda
- Oak
- Oman
- Ozai
- orange
- Omi
- Onichan
- Okami
- Oki
- Otama
- oso
- otsutsuki kaguya
- Oreki
- Oswald
- Olive Oil
- Overlord
- Ogre
- Otonashi
- Okabe Rintarou
- Orihime Inoue
- Omni man
- osama
- Olga
- Oprah
- Onoki
- orin
- Oruchimaru
- Oishi
- ohana
- oma
- Ogami Daigoro
- ori
- Oingo
- octo
- Opera
- okkotsu
- Orca
- ozark
- Osaki
- Oro
- Otis
- Osiris
- Ostrich
- Oddish
- one for all
- Oberon
- Onodera
- Otsutsuki
- Oliva
- Osami
- Orachimaru
- Obelix
The words in the list Anime characters with O come from players of the word game Categories game.