Ellac was the oldest son and successor of Attila the Hun

Attila the Hun

Attila , more frequently referred to as Attila the Hun, was the ruler of the Huns from 434 until his death in 453. He was leader of the Hunnic Empire, which stretched from the Ural River to the Rhine River and from the Danube River to the Baltic Sea. During his reign he was one of the most feared...

 in the Hunnic Empire

Hunnic Empire

The Hunnic Empire was an empire established by the Huns. The Huns were a confederation of Eurasian tribes from the steppes of Central Asia. Appearing from beyond the Volga River some years after the middle of the 4th century, they first overran the Alani, who occupied the plains between the Volga...

. His reign lasted only 2 years, from 453 to 454, when he was killed in the Battle of Nedao

Battle of Nedao

The Battle of Nedao, named after the Nedava, a tributary of the Sava, was a battle fought in Pannonia in 454. After the death of Attila the Hun, allied forces of the Germanic subject peoples under the leadership of Ardaric, king of the Gepids, defeated the Hunnic forces of Ellac, the son of Attila,...

. He was succeeded by Dengizich

Dengizich

Dengizich , ruler of the Akatziroi, was a son of Attila. The other forms of his name are Denzic and Dintzic...

and he was also know to be as gruesome as his father and he suffered a short reign because he was not as liked and many of the huns did
not respect the young king to have all of the power and it is not known if he ever married so when he died he may have been a widow or not http://www.buzzle.com/articles/facts-on-attila-the-hun.html so with this research you can learn more .