Onnes in legend was one of the generals of the mythological

Assyria Assyria (Neo-Assyrian cuneiform: , ''māt Aššur'') was a major ancient Mesopotamian civilization that existed as a city-state from the 21st century BC to the 14th century BC and eventually expanded into an empire from the 14th century BC t ...

n king

Ninus Ninus (), according to Greek historians writing in the Hellenistic period and later, was the founder of Nineveh (also called Νίνου πόλις "city of Ninus" in Greek), ancient capital of Assyria. The figure or figures with which he correspon ...

. He married

Semiramis Semiramis (; ''Šammīrām'', ''Šamiram'', , ''Samīrāmīs'') was the legendary Lydian- Babylonian wife of Onnes and of Ninus, who succeeded the latter on the throne of Assyria, according to Movses Khorenatsi. Legends narrated by Diodorus ...

. He is said to have committed suicide, after which his widow married Ninus.

References

Ancient Assyrians {{MEast-mil-bio-stub