Coat of arms of the Polish–Lithuanian Commonwealth
| Coat of arms of the Polish-Lithuanian Commonwealth | |
|---|---|
| Armiger | King of Poland/Grand Duke of Lithuania |
| Adopted | Following 1386 |
| Shield | Quarterly 1st and 4th Gules, an eagle argent, crowned or; 2nd and 3rd, Gules, Pogonia. |
The coat of arms of the Polish–Lithuanian Commonwealth represented the union of the Crown of the Polish Kingdom and Grand Duchy of Lithuania.