- He was a prolific composer of the Baroque period. He composed over 1000 works, including cantatas, passions, oratorios, concerti, sonatas, and suites.
- He was a virtuoso organist, harpsichordist, and violinist. He was renowned for his improvisational skills.
- He was a teacher and mentor to many other musicians, including his sons Wilhelm Friedemann, Carl Philipp Emanuel, and Johann Christoph Friedrich.
- His music is characterized by its complex counterpoint, rich harmonies, and emotional depth.
- He is considered one of the greatest composers of all time.