Johann Philipp Kirnberger
1721 — 1783
Johann Philipp Kirnberger was a musician, composer and music theorist. He studied the organ with Johann Peter Kellner and Heinrich Nicolaus Gerber, and starting in 1738 he studied with the violinist Meil in Sondershausen, but most significant is the time he spent from 1739 until 1741 studying performance and composition with Johann Sebastian Bach.
Adapted from the Wikipedia article on Johann Kirnberger.