Answer
Georg Philipp Telemann, a renowned composer of the Baroque era, served as a significant inspiration for C.P.E. Bach, influencing his musical style and career trajectory. As a tribute to Telemann's profound impact, C.P.E. Bach adopted the middle name "Philipp" in his honor. This symbolic gesture reflects the deep admiration and gratitude that C.P.E. Bach held for Telemann, acknowledging his contributions to the musical world.