Yuriel Tyvan

Yuriel Tyvan was an El-Aurian refugee of the Borg invasion of 2293. After his encounter with Starfleet, he joined it, and became a counselor, coming to work on the USS Enterprise-C in 2336. He held the rank of Commander that year. He counseled many, including Darya Bat-Levi. (TLE novel: Well of Souls)