Œnonë

Œnonë, a nymph of Mount Ida, near Troy, beloved by and married to Paris, but whom he forsook for Helen; is the subject of one of Tennyson's poems.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

Œland * Oersted, Hans Christian
Odo
Odoacer
O'Donnell, Leopold
Odyssey
Œcolampadius, Joannes
Œdipus
Œhlenschläger, Adam Gottlob
Oehler, Gustav
Œil-de-bœuf
Œland
Œnonë
Oersted, Hans Christian
Oesel
Offa's Dyke
Offenbach, Jacques
Offertory
Ofterdingen, Heinrich von
Ogham
Oglethorpe, James Edward
Ogowe`
O'Groat's House, John