Belemir was the grandson of Bëor's second son Belen and so also the great-grandson of Bëor. He was married to Adanel and was the father of Beren of the House of Bëor. His great-grandson was Beren Erchamion.

**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.**