Rex can refer to:
- Rex, a clone captain in Torrent Company
- Rex (Phase I gear), a Clone Wars Adventures gear of his Phase I armor
- Rex (Phase II gear), a Clone Wars Adventures gear of his Phase II armor
- Rex (Aerial gear), a Clone Wars Adventures gear of Rex with a jetpack
- Rex (Zygerrian gear), a Clone Wars Adventures gear of Rex in Zygerrian armor
- Rex (Onderon outfit), a Clone Wars Adventures gear of Rex on Onderon
- Captain Rex furniture, furniture in Clone Wars Adventures