| NEC PC-9801 Series 5.25in. disk |  Dungeon Buster 2 Revive 18 | 1991 | Great Japan |
| NEC PC-9801 Series 5.25in. disk | Dungeon Harlem | 1991 | Heart Soft. Japan |
| Nintendo Super Famicom cart. | Dungeon Master Model SHVC-V2 | 1991 | Victor Musical Industries, Inc. Japan |
| IBM PC 5.25in. disk | Dungeon of Pun III | 1991 | Gemini Marketing, Ltd. |
| MSX 2 disk | Dungeon Striker | 1991 | Unknown Japan |
| IBM PC/AT DOS pack. | Dungeon Thief Sw | 1991 | Sente Systems, Inc. |
| Commodore C64 type-in | Dungeon Trials | 1991 | Compute! Publications, Inc. |
| Commodore Amiga 500 disk | Dungeons of Avalon | 1991 | CompuTec Verlag |
| Commodore Amiga 500 disk | Dungeons, Amethysts, Alchemists 'n' Everythin' | 1991 | Atlantis Soft. |
| IBM PC/AT DOS pack. | Dunjin Sw | 1991 | Olsson, Magnus |
| SNK Neo-Geo MVS cart. |  Dunk Star | 1991 | Sammy Corp. Japan |
| Sharp MZ-2500 disk | Dust Box '91 Special | 1991 | Unknown Japan |
| Arcade Video game |  Dynablaster | 1991 | Irem Corp. Japan |
| Nintendo Game Boy Cart. | Dynablaster Model DMG-HB-UKV | 1991 | Nintendo Co., Ltd. Japan |
| Nintendo NES cart. | Dynablaster Model NES-49-ESP | 1991 | Hudson Soft. Hudson Group Japan |
| Nintendo NES cart. | Dynablaster Model NES-49-FRA | 1991 | Hudson Soft. Hudson Group Japan |
| Nintendo NES cart. | Dynablaster Model NES-49-FRG | 1991 | Hudson Soft. Hudson Group Japan |
| Nintendo NES cart. | Dynablaster Model NES-49-NOE | 1991 | Hudson Soft. Hudson Group Japan |
| Sega System 24 disk | Dynamic C.C. - Dynamic Country Club | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Nintendo Famicom cart. | Dynamite Batman | 1991 | SUNSOFT Kounan, Japan |
| Sega Master System cart. | Dynamite Duke Model 7067 P | 1991 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Amstrad CPC pack. |  Dynamix | 1991 | EDOS Electronic Distribution of Software |
| NEC PC-9801 Series 5.25in. disk | Dynamo | 1991 | Bio 100% Japan |
| Amstrad CPC cass. | E-motion Model M1 J006 | 1991 | Musical 1, S.A. Spain |
| Sinclair ZX Spectrum cass. | E-Motion Model M1J004 | 1991 | Musical 1, S.A. Spain |
| Arcade Video game | E.D.F. - Earth Defense Force | 1991 | JALECO Co., Ltd. Japan |
| Commodore Amiga CDTV CD | E.S.S Mega | 1991 | Tomahawk |
| Commodore Amiga CDTV CD | E.S.S. Mega | 1991 | Coktel Vision |
| Sega Mega Drive cart. | EA Hockey Model E187SMX | 1991 | Electronic Arts CA, USA 14633 |
| Commodore Amiga 500 disk | Eagle's Rider | 1991 | Microïds |
| Apple II 5.25 disk | Eamon 205: Utterly Outrageous Hb | 1991 | Gise, Pat |
| Apple II 5.25 disk | Eamon 206: Curse of The Hellsblade Hb | 1991 | Nelson & Zuchowski |
| Apple II 5.25 disk | Eamon 207: Eamon Renegade Club Hb | 1991 | Schulz, Phil |
| Apple II 5.25 disk | Eamon 208: Assault On Helstar Hb | 1991 | Schulz, Phil |
| Apple II 5.25 disk | Eamon 209: Apocalypse 2021 Hb | 1991 | Purvis, Hoyle |
| Apple II 5.25 disk | Eamon 210: Return of Ngurct Hb | 1991 | Purvis, Hoyle |
| Apple II 5.25 disk | Eamon 211: Lair of The Marauders Hb | 1991 | Purvis, Hoyle |
| Apple II 5.25 disk | Eamon 212: Haunted Keep Hb | 1991 | Purvis, Hoyle |
| Apple II 5.25 disk | Eamon 213: Demongate Hb | 1991 | Purvis, Hoyle |
| Apple II 5.25 disk | Eamon 214: Deathstalker's Castle Hb | 1991 | Schulz, Phil |
