| | Redcar Amusement Park | Redcar, North Yorkshire, England, United Kingdom | - | | - |
| | Redondo Beach Park | Redondo Beach, California, United States | - | ≤ | - |
| | Rendezvous Park | Atlantic City, New Jersey, United States | - | | - |
| | Reservoir Recreation Park | Karamay, Karamay, Xinjiang Uygur, China | - | - | - |
| | Revere Beach | Revere, Massachusetts, United States | - | - | - |
| | Reynolds Park | Winston Salem, North Carolina, United States | - | ≤ | - |
| | Rialto | Olcott, New York, United States | - | | - |
| | Ringing Rocks Park | Pottstown, Pennsylvania, United States | - | | - |
| | Riverland Amusement Park | Sterling Heights, Michigan, United States | - | - | - |
| | River Park | Winnipeg, Manitoba, Canada | - | | - |
| | Riverside Park | Indianapolis, Indiana, United States | - | | - |
| | Riverside Park | Sioux City, Iowa, United States | - | s | - |
| | Riverside Park | Saginaw, Michigan, United States | - | - | - |
| Riverside Park | Zhangmutou, Dongguan, Guangdong, China | - | ≤ | - |
| | Riverside Park | Yushan, Ma'anshan, Anhui, China | - | | - |
| | Riverview Beach Park | Pennsville, New Jersey, United States | - | | - |
| | Riverview Park | Des Moines, Iowa, United States | - | | - |
| | Riverview Park | Chicago, Illinois, United States | - | | - |
| | Riverview Park | Sioux City, Iowa, United States | - | | - |
| Riverview Park & Waterworld | Wisconsin Dells, Wisconsin, United States | - | | - |
| | Robison Park | Fort Wayne, Indiana, United States | - | | - |
| | Rocca al Mare Tivoli | Tallinn, Harju, Estonia | - | | - |
| | Rockaway Beach | Rockaway Beach, New York, United States | - | ≤ | - |
| | Rockaways' Playland | Rockaway Beach, New York, United States | - | | - |