Rock River
Rock River may refer to:
Streams
Canada
- Rock River (Yukon), a tributary of the Bell River; see List of rivers of Yukon
United States
- Rock River (Mississippi River tributary), in Wisconsin and Illinois
- Rock River (Big Sioux River tributary), in Minnesota and Iowa
- Rock River (Lake Michigan), in Michigan
- Rock River (Lake Superior), in Michigan
- Rock River (Sturgeon River tributary), in Michigan
- Rock River (Lake Champlain), in northern Vermont
- Rock River (West River tributary), in southern Vermont
- Little Rock River, in Minnesota and Iowa
Communities
- Rock River, Michigan, in Onota Township, Michigan, U.S.
- Rock River Township, Michigan, U.S.
- Rock River, Wyoming, U.S.
- Rock River, in Clarendon, Jamaica
Other uses
- Rock River Arms, an American firearms company
- Rock River Generating Station, Wisconsin, U.S.
- Rock River Hotel, Illinois, U.S.
- Rock River Music, music branding agency in San Francisco, California and Putney, Vermont
- Rock River Raptors, professional indoor football team in Rockford, Illinois, U.S.
- Rock River Seminary, now Mount Morris College, in Mount Morris, Illinois, U.S.