Abstract: Starting from the performance characteristics of the keyboard music works of the great composer J.S. Bach in Baroque period, this paper attempts to analyze and summarize the problems that should be paid attention to in the performance of his keyboard music works, such as in the aspects of background, rhythm, timbre, sense of layer so as to provide possible help for performance and analysis of his works.

Key words: Baroque period, J.S. Bach, keyboard music, harpsichord