Melian

From Memory Alpha, the free Star Trek reference

Melian was an Aldean in the 24th century and that world's foremost musician.

In 2364 Melian was briefly responsible for the education of Katie, a Human child kidnapped from the USS Enterprise-D. Melian instructed Katie in music according to the Aldean style and believed that she had enormous potential. (TNG: "When The Bough Breaks")

Melian was played by Paul Lambert