Saint Mary River
Saint Mary River or Saint Marys River or St. Marys River is the name of the following rivers:
in Canada:
- St. Mary River (Kootenay River) , tributary of the Kootenay River , British Columbia
- St. Marys River (Nova Scotia) , river in Nova Scotia
in the United States:
- St. Marys River (Maryland) , tributary of the Chesapeake Bay
- St. Marys River (Florida / Georgia) , border river between Georgia and Florida
- St. Marys River (Maumee River) , tributary of the Maumee River in Indiana and Ohio
in Australia:
- St. Marys River (Cam River) , a tributary of the Cam River
Other:
- Saint Marys River (Huron Sea) , border river between the United States and Canada
- Saint Mary River (Oldman River) , a tributary of the Oldman River in Montana and Alberta
