Rock Lake
- Indian Lake, New York
- Rock Lake (Alberta)
- Rock Lake (Algonquin Park)
- Rock Lake (Arietta, Hamilton County, New York)
- Rock Lake (Cass County, Minnesota)
- Rock Lake (Lyon County, Minnesota)
- Rock Lake (Manitoba)
- Rock Lake (Ontario)
- Rock Lake (Washington)
- Rock Lake (White Cloud Mountains)
- Rock Lake (Wisconsin)
- Rock Lake (Wright County, Minnesota)
- Rock Lake (electoral district)
- Rock Lake Middle School
- Rock Lake Mountain
- Rock Lake Pool
- Rock Lake Township, Lyon County, Minnesota
- Rock Lake Village, Kanawha County, West Virginia