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