Shiogama Jinja (鹽竈神社) is a Shinto shrine in the city of Shiogama, Miyagi Prefecture, in the Tōhoku region of northern Japan. Known from the ninth century, fifteen of its buildings have been designated Important Cultural Properties. It is the head shrine of several hundred Shiogama shrines located throughout Japan. The kami of Shiogama Jinja have long been worshipped as guardian deities of seafarers, notably fisherman, and of pregnant women.

Ichinomiya is a Japanese historical term referring to the Shinto shrines with the highest rank in a province. Shrines of lower rank were designated ninomiya , sannomiya , shinomiya , and so forth.