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| Slot Machine | Double Dragons Double Hit Game Plus | 201? | Ainsworth Game Technology, Ltd. |
| Slot Machine | Double Dragons Double Shot King Spin | 201? | Ainsworth Game Technology, Ltd. |
| Online Slot | Double Exposure | 201? | BGaming |
| Online Slot | Double Gem | 201? | Stakelogic |
| Online Slot | Double Happiness | 201? | Aristocrat Leisure Industries Pty, Ltd. |
| Online Slot | Double Hot Habanero | 201? | Casino Technology Interactive |
| Slot Machine | Double Impact Double Hit Game Plus | 201? | Ainsworth Game Technology, Ltd. |
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| Slot Machine | Double Impact Wheel Winner Game Plus | 201? | Ainsworth Game Technology, Ltd. |
| Slot Machine | Double Jackpot Gems | 201? | Multimedia Games, Inc. Austin, TX, USA |
| Online Slot | Double Joker | 201? | Kalamba Games, Ltd. |
| Online Slot | Double Jungle | 201? | Skywind Group |
| Online Slot | Double Magic | 201? | Microgaming |
| Online Slot | Double O Dollars | 201? | Habanero Systems B.V. |
| Online Slot | Double Scatter 7's | 201? | Skywind Group |
| Slot Machine | Double Shot Classics Game Plus | 201? | Ainsworth Game Technology, Ltd. |
| Slot Machine | Double Shot Oriental Game Plus | 201? | Ainsworth Game Technology, Ltd. |
| Online Slot | Double Stacks | 201? | NetEnt |
| Online Slot | Double Triple Chance | 201? | Merkur Gaming Gauselmann Group Germany |
| Online Slot | Double Wammy | 201? | Microgaming |
| Online Slot | Double Xposure - Blak Jack Professional Series | 201? | NetEnt |
| Online Slot | Doubles | 201? | Yggdrasil Gaming, Ltd. |
| Online Slot | Doublin Gold | 201? | Booming Games, Ltd. |
| Nintendo 3DS cart. | Doubutsu no Mori - Happy Home Designer Model CTR-EDHJ-JPN | 201? | Nintendo Co., Ltd. Japan |
| Online Slot | Down the Pub | 201? | Playson, Ltd. |
| Meta Quest pack. | Down the Rabbit Hole | 201? | Meta Platforms |
| Online Slot | Downton Abbey | 201? | Skywind Group |
| Nintendo 3DS cart. | Downtown Nekketsu Jidaigeki Model CTR-BNJJ-JPN | 201? | Arc System Works |
| Nintendo 3DS cart. | Downtown no Gaki no Tsukai ya Arahende!! Zettai ni Tsukamatte ha Ikenai Gasu Kuropikari Land Model CTR-BDXJ-JPN | 201? | Alchemist Co., Ltd. Japan |
| Online Slot | Dr Watts Up | 201? | Microgaming |
| Online Slot | Dr. Feelgood | 201? | Habanero Systems B.V. |
| Online Slot | Dr. Jekyll & Mr. Hyde | 201? | Betsoft Gaming, Ltd. |
| Online Slot | Dr. Magoo's Adventure | 201? | Stakelogic |
| Nintendo 3DS cart. |  Dr. Mario Gyakuten! Tokkouyaku & Saikin Bokumetsu Model CTR-AX8A-WLD | 201? | Nintendo Co., Ltd. Japan |
| Online Slot | Dr. Wildshock Mad Loot Lab | 201? | Microgaming |
| Online Slot | Dr. Winmore | 201? | RTG RealTime Gaming |
| Online Slot | Dracula | 201? | NetEnt |
| Online Slot | Dracula | 201? | Stakelogic |
| Online Slot | Dracula Awakening | 201? | Red Tiger Gaming, Ltd. |
