Hero with O
- Odin
- Optimus Prime
- Orion
- One punch man
- Omni man
- Oliver Queen
- Octonauts
- oprah
- Orpheus
- octoman
- odysseus
- Oracle
- Owl man
- otto octavius
- Oliver twist
- Oedipus
- Obelix
- oblivion
- Old man
- obi wan kenobi
- Okoye
- octavius
- Owlman
- Ozymandias
- Octo man
- omega
- Osiris
- Otto
- Obliterator
- Omen
- Obi wan
- omni-man
- Osmosis Jones
- Oppenheimer
- Orville Wright
- Ogre
- Oscar wilde
- Onyx
- oreo man
- oden
- Olivia
- Opal
- Oswald
- ocean
- Ozone
- Omega man
- Osama
- Obadiah
- Open
- omar
- Owl
- orochimaru
- Om puri
- om prakash
- Overwatch
- Oberon
- Omega red
- oreo
- Officer of the law
- Octavia Spencer
- ochaco uraraka
- Olivier
- omegaman
- Other
- Obituary
- Overkill
- Oasis
- omkar
- o-man
- optimums prime
- orca man
- OmniMan
- Oli
- olivia newton john
- Oniman
- Orthodontist
- Orlando bloom
- olive
- Ollie
- Oprah Winfrey
- Oskar Schindler
- oceanman
- oct
- Onceler
- Ox man
- Ocean man
- Oliver the great
- Octavian
- Octonaughts
- oscar schindler
- Onix
Slova v seznamu Hero with O pochází od hráčů slovní hry Jméno, město, zvíře, věc.