Shigeo Kamiyama (神山 茂夫, Kamiyama Shigeo) (1 February 1905 – 8 July 1974) was a Japanese communist.
In 1928, he joined the Japanese Communist Party.
[1] On 1 May 1941, he was arrested as the leader of the Communist Party Rebuilding Committee.
He was imprisoned in Sugamo prison where he met Hotsumi Ozaki.
After the war, he was active in the Japanese Communist Party.