First Bus can mean:
- New World First Bus, third largest bus operator in Hong Kong
- FirstBus, a United Kingdom bus company that was renamed FirstGroup in 1998
- Carrosses à cinq sols, the first public bus
First Bus can mean:New World First Bus, third largest bus operator in Hong Kong FirstBus, a United Kingdom bus company that was renamed FirstGroup in 1998 Carrosses à cinq sols, the first public bus
First Bus can mean: