| Hanafuda Yuukyou Den - Nagarebana Oryuu | JP | 1991 |
Hacker International | Unlicensed |
| Happily Ever After starring Snow White | US | 1991 |
Sofel | Prototype |
| Happy Pairs | AS | 1991 |
Sachen | Unlicensed |
| Happy Pairs | TW | 1991 |
Sachen | Unlicensed |
| Harry Potter | AS | 1991 |
| Unlicensed |
| Hell Fighter | TW | 1991 |
Sachen | Unlicensed |
| Hit Marmot | TW | 1991 |
NTDEC | Unlicensed |
| Hot Slots | US | 1991 |
Panesian | Unlicensed |
| Harlem Globetrotters | US | 1991-03 |
GameTek | Commercial |
| Hokuto no Ken 4 - Shichisei Haken Den - Hokuto Shinken no Kanata e | JP | 1991-03 |
Toei Animation | Commercial |
| Hiryuu no Ken Special - Fighting Wars | JP | 1991-06 |
Culture Brain | Commercial |
| Hiryuu no Ken Special - Fighting Wars | JP | 1991-06 |
Culture Brain | Prototype |
| High Speed | US | 1991-07 |
Tradewest | Commercial |
| High Speed | US | 1991-07 |
Tradewest | Prototype |
| Hyaku no Sekai no Monogatari - The Tales on a Watery Wilderness | JP | 1991-08-09 |
ASK Kodansha | Commercial |
| Hebereke | JP | 1991-09-20 |
Sunsoft | Commercial |
| HeroQuest | US | 1991-10 |
Hasbro Interactive | Prototype |
| Home Alone | US | 1991-10 |
THQ | Commercial |
| Heisei Tensai Bakabon | JP | 1991-12-06 |
Namco | Commercial |
| Hudson Hawk | JP | 1991-12-27 |
Ocean Software | Commercial |