R3 (disambiguation)

R3 can refer to either a specific astromech droid model or one of several individual astromech droids.
==Droid models==
*R3-series astromech droid
*R3-D
==Individual droids==
*R3-A2
*R3-A3
*R3-D3
*R3-D5
*R3-G0
*R3-G6
*R3-K8
*R3-M2
*R3-M3
*R3-Q5
*R3-S6
*R3-T2
*R3-T6
*R3-T7
*R3-Y2