| Naval Support Activity Saigon | |
|---|---|
 Headquarters Support Activity, Saigon, 1966 | |
| Active | 1966–1972 |
| Country | South Vietnam |
| Branch | United States Navy |
| Role | Logistics support |
| Part of |  Naval Forces Vietnam |
| Garrison/HQ | Saigon, South Vietnam |
| Battle honours | Vietnam War |
| Commanders | |
| Notable commanders | Archie C. Kuntze Robert E. Adamson |
Naval Support Activity Saigon or NSA Saigon was a United States Navy logistics support organization located in Saigon, South Vietnam active from May 1966 to June 1972.