Masaaki Suzuki (鈴木 雅明, Suzuki Masaaki, born 29 April 1954) is a Japanese organist, harpsichordist and conductor, and the founder and musical director of the Bach Collegium Japan. He also teaches and conducts at Yale University and has conducted orchestras and choruses around the world.

He was born in Kobe to parents who were both Christians and amateur musicians; his father had worked professionally as a pianist. Masaaki Suzuki began playing organ professionally at church services at the age of 12. He earned degrees in composition and organ at the Tokyo National University of Fine Arts and Music, then earned Soloist Diplomas at the Sweelink Conservatory in Amsterdam, where he studied harpsichord and organ with Ton Koopman and Piet Kee and improvisation with Klaas Bolt.