Deren is a Klanh of ler, of Worker class. It is in its eleventh generation. The name means "Counters", and their work is mainly concerned with record-keeping.

As of AD 2550, its members are:

Deren is in a partial resonance with Klanh Moren; its younger outsibling, or Thes, becomes an afterparent of Moren.

The elder Berlargir, an earlier member of the Klanh, was forefather of Morlenden and Fellirian.