Gra Diablo 1 otrzymała wiele nagród i wyróżnień. Poniżej znajduje się lista nagród i wyróżnień otrzymanych przez Diablo

• Game of the Year - Computer Gaming World

• Game of the Year - Computer Game Entertainment

• Role-Playing Game of the Year - Computer Games Strategy Plus
• Role-Playing Game of the Year - Computer Net Player
• Role-Playing Game of the Year - Online Game Review
• Role-Playing Game of the Year - Gamecenter

• Role-Playing Game of the Year - runner-up - PC Gamer

• 1998 Best Role-Playing Game - Software Publishers Association
• 1998 Best Multiplayer Online Game - Software Publishers Association
• Best Role-playing Game of the Year, Editor's Choice Awards - PC Games

• Ranked second Best Role-Playing game of All Time - Gamecenter

• Editors' Choice Award - PC Gamer
• CG Choice Award - Computer Gaming World

• #5 Reader's Top 50 - PC Gamer

• A+ rating - GamePen
• 90 Percent rating - PC Gamer
• 10 out of 10 rating - Computer Net Player
• 10 out of 10 rating - Online Game Review
• 9.6 out of 10 rating - Gamespot
• 5 out of 5 rating - Gamecenter
• 4.5 out of 5 rating - Computer Gaming World