| Pinball |  Play Time | 1973 | Playmatic, S.A. Spain |
| BASIC soft. type-in | Poker | 1973 | DEC Digital Equipment Corp. |
| BASIC soft. type-in | Pollution Game | 1973 | DEC Digital Equipment Corp. |
| Arcade Video game | Pong Doubles | 1973 | Atari, Inc. CA, USA |
| Arcade Video game | Pong Doubles Cocktail Table model | 1973 | Atari, Inc. CA, USA |
| Arcade Video game |  Pong In-A-Barrel | 1973 | Atari, Inc. CA, USA |
| Arcade Video game | Pong-Tron | 1973 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Pong-Tron II | 1973 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Arcade Video game | Pro Hockey | 1973 | Taito Corp. Japan |
| Arcade Video game | Pro Hockey | 1973 | Williams Electronics, Inc. Chicago, IL, USA |
| Pinball | Pro Pool Model 346 | 1973 | Gottlieb & Co., D. Chicago, IL, USA |
| Arcade Video game | Pro Soccer - Pro Tennis | 1973 | PGI Pro Games, Inc. Pasadena, CA, USA |
| Arcade Video game | Pro Tennis | 1973 | Williams Electronics, Inc. Chicago, IL, USA |
| Pinball | Pro-Football Model 336 | 1973 | Gottlieb & Co., D. Chicago, IL, USA |
| BASIC soft. type-in | Qubic | 1973 | DEC Digital Equipment Corp. |
| BASIC soft. type-in | Qubic5 | 1973 | People's Computer Co. |
| BASIC soft. type-in | Queen | 1973 | DEC Digital Equipment Corp. |
| Pachinko | Rainbow Suzume Tama | 1973 | Fuji Shogi Co., Ltd. Japan |
| Arcade Video game | Rally | 1973 | For-Play Mfg. Co. Burbank, CA, USA |
| Slot Machine | Reel Dice Model 942 | 1973 | Bally Mfg. Co. Chicago, IL, USA |
| UNIX soft. | Reverse | 1973 | People's Computer Co. |
| BASIC soft. type-in | Reverse | 1973 | DEC Digital Equipment Corp. |
| BASIC soft. type-in | Rocket | 1973 | DEC Digital Equipment Corp. |
| BASIC soft. type-in | Rocks, Paper and Scissors | 1973 | DEC Digital Equipment Corp. |
| Pachinko | Rolling Stone | 1973 | Nishijin Japan |
| Slot Machine | Rotamint 7-8-9 | 1973 | NSM Bingen, Germany |
| Slot Machine | Rotomat Trianon | 1973 | Wulff, Günter Berlin, Germany |
| BASIC soft. type-in | Roulette | 1973 | DEC Digital Equipment Corp. |
| Slot Machine | Royal Strike | 1973 | Brenco Weston-super-Mare, England |
| BASIC soft. type-in | Russian Roulette | 1973 | DEC Digital Equipment Corp. |
| BASIC soft. type-in | Salvo | 1973 | DEC Digital Equipment Corp. |
| BASIC soft. type-in | Salvo1 | 1973 | DEC Digital Equipment Corp. |
| Slot Machine | Schach-Turnier | 1973 | Busch, Erich Hellenthal, Germany |
| Arcade Video game | Scoring | 1973 | Volly Industries, Ltd. Montpellier, Quebec, Canada |
| Pinball | Seven Winner | 1973 | Inder Madrid, Spain |
| Slot Machine | Siwash | 1973 | Compu-Games A.S. Esbjerg, Denmark |
| Pinball | Sky Jump Model 359 | 1973 | Gottlieb & Co., D. Chicago, IL, USA |
| BASIC soft. type-in | Slalom | 1973 | Panek, J. |
| BASIC soft. type-in | Slots | 1973 | DEC Digital Equipment Corp. |
| BASIC soft. type-in | Slots | 1973 | Mirabelle & Harper |
