Who among the following individuals is not considered a baroque?

Johann Sebastian Bach is not considered a baroque composer, but rather a Classical composer. He was born in 1685, which was during the transition period between the Baroque and Classical eras. While Bach's music does exhibit some Baroque characteristics, such as the use of counterpoint and fugue, it also shows signs of the emerging Classical style, such as simpler textures and more regular phrases.

Therefore, the correct answer is Option B: Johann Sebastian Bach.