The Xbox was the first gaming console made by the Microsoft Company, which you probably would know for their Operating system Windows. The Xbox has since been a competitor of the PlayStation 2 its release in 2002 and has quickly got a proper fanbase. Only four years later its new brother came to the market, named the Xbox 360.
Sony had exclusive rights for the Grand Theft Auto Series for a long time, which means the games were released on their platforms a lot earlier than on others. For example, people with an Xbox or a PC had to wait 6 months longer than someone with a PS2, before being able to play Vice City. However, that time is over as the upcoming GTA IV is being released on the same date for the Xbox360 and the Playstation 3.
The following GTA games have been released for the Xbox: