| Slot Machine |  Big Times - Wild Cherry | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Big Times Buckaroos | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Big Times Diamond | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Bigfoot's Wild | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Nintendo GameCube disc | Billy Hatcher and the Giant Egg Model DOL-GEZE-USA | 2003 | SEGA of America, Inc. San Francisco, CA, USA |
| Nintendo GameCube disc | Billy Hatcher and the Giant Egg Model DOL-GEZP-EUR | 2003 | SEGA Europe Ltd. |
| Pachislot | Billy the Big | 2003 | Net Corp. Japan |
| Slot Machine | Bingo Bucks | 2003 | IGT International Game Technologies Reno, NV, USA |
| Redemption video game | Bingo Carnival II | 2003 | IGS Co., Ltd. International Game System |
| Slot Machine | Bingo Carnival II Coin | 2003 | IGS Co., Ltd. International Game System |
| Medal video game | Bingo Carnival II Medal | 2003 | IGS Co., Ltd. International Game System |
| Video Slot Machine | Bingo Queen Bee | 2003 | Subsino Co., Ltd. |
| Nintendo Famicom cart. | Bio Hazard | 2003 | Waixing Computer & Technology Co., Ltd. China |
| Nintendo GameCube disc | Biohazard 2 | 2003 | Capcom Co., Ltd. Japan |
| Nintendo GameCube disc | Biohazard 3 - Last Escape | 2003 | Capcom Co., Ltd. Japan |
| PC/MS-Windows CD | Bionicle | 2003 | LEGO Media LEGO Group |
| Nintendo GBA cart. | Bionicle Model AGB-BIOE-USA | 2003 | T-HQ, Inc. Toy HeadQuarters |
| Nintendo GBA cart. |  Bionicle Model AGB-BIOP-EUR | 2003 | T-HQ, Inc. Toy HeadQuarters |
| Nintendo GameCube disc | BIONICLE Model DOL-GVOE-USA | 2003 | LEGO Media LEGO Group |
| Nintendo GameCube disc | BIONICLE Model DOL-GVOP-EUR | 2003 | Electronic Arts CA, USA 14633 |
| Nintendo GameCube disc | Black & Bruised Model DOL-G2BE-USA | 2003 | Majesco Sales, Inc. |
| Sony PlayStation 2 disc | Black & Bruised Model SLES-51620 | 2003 | Majesco Sales, Inc. |
| Medal video game | Black Bonus Special II | 2003 | Unknown Korea |
| Slot Machine | Black Horse III | 2003 | Unknown Korea |
| Medal video game | Black Hunter 3 | 2003 | Unknown Korea |
| Fruit Machine | Black Magic Club | 2003 | Vivid Gaming England |
| Pachislot | Black Panther | 2003 | Luster Co., Ltd. Japan |
| Video Slot Machine | Black Pearl | 2003 | Extrema Intersystems |
| Slot Machine | Black Rose II | 2003 | Unknown Korea |
| Slot Machine | Blackjack Xtra Model RVN-BLX | 2003 | Dragon Co., Ltd. |
| Nintendo GBA cart. | Blackthorne Model AGB-AQXE-USA | 2003 | Blizzard Ent., Inc. |
| Nintendo GBA cart. | Blackthorne Model AGB-AQXP | 2003 | Blizzard Ent., Inc. |
| Slot Machine | Blast from the Past | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| V.R. game | BLAZE | 2003 | Bugeye Technologies, Inc. Pacific, MO, USA |
| Slot Machine | Blazing 7's Progressive | 2003 | Bally Gaming, Inc. Las Vegas, NV, USA |
| Slot Machine | Blind Date Model ES151 | 2003 | Konami Gaming, Inc. Las Vegas, NV, USA |
| Slot Machine | Bling Bling | 2003 | IGT International Game Technologies Reno, NV, USA |
| Sinclair ZX Spectrum cass. | Blink Hb | 2003 | ZXIF |
| PC/MS-Windows CD | Blitzkrieg | 2003 | CDV Soft. Ent. USA, Inc. |
| Sony PlayStation CD | Block Buster Model SLES-04067 | 2003 | Phoenix Games |
