Odin. See Wodan

Oerkelen, [410]

Oetzthal, [101], [239], [331], [338], [428]

Orco-myths, [388]–9, [408] et seq.

Orgen, [410]

Ogre, [410]

Orto d’Abraham, [402]

Ospedaletto, [397]

Ostara, [4]

Oswald, St., [325]