PZL S-1
| PZL S-1 | |
|---|---|
| Role | Trainer and liaison aircraft | 
| Manufacturer | PZL-Mielec | 
| First flight | 15 November 1945 | 
| Retired | 1946 | 
| Status | prototype | 
| Primary user | Polish Air Force | 
| Number built | 1 | 
The PZL S-1 was a Polish trainer and liaison aircraft of 1945, which remained a prototype. It was the second aircraft built in Poland after World War II.