OSSA, mountain of Thessaly
OSSIAN, Celtic poet of the second or third century
OVID, Latin poet (See Metamorphoses)
OWAIN, knight at King Arthur's court
OZANNA, a knight of Arthur
P
PACTOLUS, river whose sands were changed to gold by Midas
PAEON, a name for both Apollo and Aesculapius, gods of medicine,
PAGANS, heathen
PALADINS or peers, knights errant