Díriel was the original name for Amras, Fëanor’s youngest son, in The Annals of Aman.

During the First Age of Middle Earth following the exile of the Noldor, he dwelt in the plains of East Beleriand.

**Note : This information comes from the HoMe series of books, which means that it is considered to be from J.R.R. Tolkien's earlier, unrevised writings. Therefore, this information cannot necessarily be considered canonical.**
Encyclopedia entry originally written by Earendil_the_Mariner