| 121st Air Refueling Wing | |
|---|---|
 Ohio ANG 121st ARW Boeing KC-135R Stratotanker at Kandahar International Airport in 2019 | |
| Active | 1942–present |
| Country |  United States |
| Branch |  Air National Guard |
| Role | Air refueling |
| Part of | Ohio Air National Guard |
| Garrison/HQ | Rickenbacker Air National Guard Base, Columbus, Ohio |
| Tail Code | Block "Ohio" Red Tail Stripe |
| Insignia | |
| 121st Air Refueling Wing emblem |  |
The 121st Air Refueling Wing (121 ARW) is a unit of the Ohio Air National Guard, stationed at Rickenbacker Air National Guard Base, Columbus, Ohio. If activated to federal service, the Wing is gained by the United States Air Force (USAF) Air Mobility Command.