Ryo Chiba (March 2, 1884 – November 8, 1963) was a Japanese politician who served as governor of Hiroshima Prefecture from Dec. 1931 to June 1932. He was governor of Nagano Prefecture (1927–1929) and Niigata Prefecture (1932–1935)

Chiba Ryo
Preceded by Governor of Nagano
1927–1929
Succeeded by
Preceded by Governor of Hiroshima Prefecture
1931–1932
Succeeded by
Preceded by
Obata Toyoji
Governor of Niigata Prefecture
1932–1935
Succeeded by
Miyawaki Umekichi