Character with O
- Olaf
- Oliver Twist
- Oscar
- Oliver
- Oswald
- Owen
- Otto
- Olivia
- Ollie
- Olive
- Optimus Prime
- Odin
- Oggy
- Olive Oyl
- Obama
- Advertisement
- Oscar the Grouch
- Otis
- Olive Oil
- Omar
- Octavia
- Oppenheimer
- Obi Wan Kenobi
- Oompa Loompa
- oliver queen
- Orion
- othello
- Otto Octavius
- Opie
- one punch man
- obelix
- ophelia
- Odie
- Oliver wood
- Omen
- Olivander
- Olly
- Ogre
- Omega
- Oberon
- Oli
- orange
- oscar wilde
- omniman
- Ollivander
- Obi wan
- Oden
- Oswald the Rabbit
- Olivier
- Olle
- Olimar
- Orpheus
- Obito
- Orochimaru
- ozzy
- Otter
- oman
- Oriana
- Oprah
- Orlando Bloom
- owen hunt
- Octavius
- onceler
- Oni
- olivia the pig
- OJ Simpson
- octopus
The words in the list Character with O come from players of the word game City, Country, River.