Character with O
- Olaf
- Oliver Twist
- Oscar
- Oscar the Grouch
- Oswald
- Owen
- Otto
- Olivia
- Ollie
- Olive
- Optimus Prime
- Oggy
- Odin
- oliver
- Olive Oyl
- Advertisement
- Obama
- Otis
- Olive Oil
- Omar
- Obi Wan Kenobi
- Octavia
- Oppenheimer
- othello
- Otto Octavius
- Oscar Wilde
- Opie
- Orion
- obelix
- one punch man
- ophelia
- oompa loompa
- Omen
- Olivander
- Ogre
- Oli
- Olly
- Oberon
- orange
- Odie
- Omega
- Obi wan
- Oprah
- Olimar
- Oni
- Otter
- Olle
- Oswald the Rabbit
- Orlando Bloom
- owen hunt
- Oliver wood
- omniman
- Oliver Queen
- ozzy
- Olivier
- Ollivander
- oman
- Orpheus
- octopus
- Obito
The words in the list Character with O come from players of the word game Categories game.