| Unisonic Champion 2711 cart. |  Professional Poker Games | 1977 | Unisonic |
| Console | Programmable Tele-Sports III | 1977 | Radofin Electronics Germany |
| Pinball | Prospector | 1977 | Sonic, S.A. Madrid, Spain |
| BASIC soft. type-in | Puzzle Game | 1977 | Erickson, B. |
| BASIC soft. type-in | Qubic | 1977 | Scientific Research Inst. |
| HP-19C soft. | Queen Board | 1977 | Hewlett-Packard |
| Slot Machine | Quick Silver Model 1127 | 1977 | Bally Mfg. Co. Chicago, IL, USA |
| PTC SOL-20 cass. | Race Car Driving Simulation | 1977 | MECC Minnesota Educational Computing Corp. |
| Atari 2600 cart. | Race Model 49-75149 | 1977 | Sears Chicago, IL, USA |
| PTC SOL-20 cass. | Radar | 1977 | RHS |
| Arcade Video game | Rainbow Block | 1977 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Dedicated Console | Rally IV | 1977 | Dyn Electronics, Inc. Miami, FL, USA |
| Pinball | Rancho | 1977 | Williams Mfg. Co. Chicago, IL, USA |
| BASIC soft. type-in | Rare Birds | 1977 | Personal Soft., Inc. |
| PTC SOL-20 cass. | Rat's Maze P | 1977 | Unknown |
| BASIC soft. type-in | Rats Maze | 1977 | Unknown |
| Pinball | Rawhide Model 473 | 1977 | Stern Electronics, Inc. Elk Grove Village, IL, USA |
| RCA Studio II cart. |  RCA Demo | 1977 | RCA Corp. USA |
| IBM System/360 soft. | Realtrek | 1977 | Warker, Dave |
| MOS KIM-1 cass. | Reverse P | 1977 | Butterfield, Jim |
| Dedicated Console | Ricochet 8 Model MT-1A8 | 1977 | Microelectronic Systems Corp. |
| Dedicated Console | Ricochet Super Pro Model MT-4A | 1977 | Microelectronic Systems Corp. |
| Pinball | Rio | 1977 | Playmatic, S.A. Spain |
| HP-67 soft. | Risk | 1977 | Hewlett-Packard |
| Arcade Video game | Road Champion | 1977 | Taito Corp. Japan |
| Arcade Video game |  Road Champion | 1977 | Williams Electronics, Inc. Chicago, IL, USA |
| Arcade Video game | Road Champions | 1977 | Model Racing S.p.a. Montemarciano, Italy |
| Arcade Video game | Road Runner | 1977 | Midway Mfg. Co. Schiller Park, IL, USA |
| Arcade Video game | Robot Bowl | 1977 | Exidy, Inc. Sunnyvale, CA, USA |
| Fairchild Channel F cart. | RobotWar | 1977 | Fairchild |
| PLATO soft. | RobotWar | 1977 | Warner, Silas S. |
| Slot Machine | Rotamint Royal-Super | 1977 | NSM Bingen, Germany |
| BASIC soft. type-in | Rotate | 1977 | Creative Computing Soft. |
| BASIC soft. type-in | Roulette | 1977 | Scientific Research Inst. |
| HP-67 soft. | Roulette | 1977 | Hewlett-Packard |
| BASIC soft. type-in | Roulette (Alt. ver.) | 1977 | Scientific Research Inst. |
| MOS 6502 CPU soft. | Rover | 1977 | Technical Systems Consultants, Inc. |
| Intel 8080 CPU soft. | Rover | 1977 | Technical Systems Consultants, Inc. |
| Arcade Video game |  Roverball | 1977 | Rover Leisure Products Co. |
| Pinball | Roy Clark - The Entertainer | 1977 | Fascination Int., Inc. |
