Olaz R'Lash
- Name: Olaz R'Lash
- Species: Barzan
- Gender: Female
- By March 2379: First officer; Caedera (TNG Novel: A Time to Heal)
- Death: March 21, 2379; Caedera (TNG Novel: A Time to Heal)
- Killed by Erovan M'Rill under orders from Section 31 (TNG Novel: A Time to Heal)