Hoyle Casino is a virtual casino video game, developed and published by Encore, Inc. It was previously published by Sierra On-Line under their Sierra Attractions brand for a variety of different platforms, including Microsoft Windows, Mac OS X, Sega Dreamcast, and Game Boy Color.

Set in a virtual Las Vegas casino, players create profiles and are given a set amount of virtual money. A player can then visit any part of the virtual casino and wager their virtual money as they could in a real casino.

The game offers instant access to the rules for each game, as well as real time tips and strategies as the player plays a game. Hoyle Casino features 25 default characters to choose from, or players can simply create their own unique custom character.