Bach is the representative musician of the classical period as follows:

Johann Sebastian Bach (Johann Sebastian Bach, March 21, 1685?[15]? ~July 28, 1750), born in Eisenach, Thuringia, Germany, was a German composer and keyboard player during the Baroque period. In 1700, he went to Lüneburg and entered the choir of Michel School.

From 1703 to 1707, he served in Arnstadt and Mülhausen. In 1708, he went to Weimar to serve as the organist of the palace church. During his nine years in office, he composed a large number of organ music and cantatas, and studied French fortepiano music and Italian string works.

In 1717, he was employed by Cotten and served as court music director and keyboard player at the residence of Prince Leopold. During this period, he composed a large number of secular instrumental music works, such as violin concertos, various Sonatas, Suites, Inventions, "Brandenburg Concertos", and the first volume of "The Well-Tempered Clavier".

In 1723, he went to Leipzig and worked in the city for 27 years, serving as choir conductor and music director of St. Thomas Church. During this period, he created important religious and secular music works. Including "Matthew Passion", "John Passion", "Mass in B minor", as well as cantatas, motets, eulogies, etc. In 1749, his eyesight deteriorated and he later became blind. Bach died in Leipzig on July 28, 1750, at the age of 65.

Bach’s musical works are of various genres. His vocal works are mainly religious music, while his instrumental works cover various genres including solos, concertos, orchestral ensembles, and ensembles, as well as a large number of works. Because Bach's works had a positive impact on the development of modern European music, he is called the "Father of Western Music".