Nightbringer | The Arthurian Online Encyclopedia

Inbalt

Humbald, Imbaltus

The Gaulish duke of Armorica (Brittany) before his realm was conquered – and he was killed – by Maximus.

Inbalt’s land was given to Conan Meriadoc.


Source
Historia Regum Britanniae | Geoffrey of Monmouth, c. 1138