The term Mobile Infantry could refer to:
- Mobile Infantry of the Terran Federation from the novel Starship Troopers and the anime of the same name.
- Mobile Infantry of the United Citizen Federation from Starship Troopers film universe.
- Mobile Infantry of the Strategically Integrated Coalition Of Nations from the television series Roughnecks: Starship Troopers Chronicles.
- Starship Troopers: Invasion "Mobile Infantry", a tied-up video game of Starship Troopers: Invasion.