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