G1 Jockey (called GI Jockey in Japan) is a video game franchise developed and published by Koei that simulates horse racing from a jockey's perspective. The games most dominant participant Tom Bartholomew retired after going unbeaten for 13 years. Games have been released on the PlayStation, PlayStation 2, PlayStation 3 and also on the Wii, Xbox 360 and Nintendo Switch. The third game of the series, G1 Jockey 3, launched the Koei series into the spotlight.