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- Ogre - Ogres are followers of the White Witch. They have great strength and "monstrous teeth" (LWW). Female ogres are called "Ogresses". (See also Giant)
- Orkny - Orknies are followers of the White Witch. No further description is ever given of them.
- Owl - An Owl is present at the first Council of Narnia (MN). The birds are later described as gathering in a Parliament of Owls when important matters arise (SC). This is a play on words by Lewis, as in nature a group of owls is called a "parliament".
Read more about this topic: List Of Narnian Creatures