Katsumasa Suzuki (鈴木 克昌, Suzuki Katsumasa, born 14 November 1943) is a Japanese politician who is a member of House of Representatives for the Tomorrow Party of Japan. He was formerly a member of the Democratic Party of Japan. Born in Gamagōri, Aichi he graduated from Nihon University with a degree in economics. He was elected for the first time in 2003 after an unsuccessful run in 2000.