| YEAR | DATE | EVENT | HEAD OF STATE |
| 1138 | Duchy - dinasty Piasti | duke Boleslao IV duke of Cracovia | |
| 1173 | 30 october | duke Leszko | |
| 1186 | duke Casimiro II duke of Sadomir | ||
| 1194 | duke Boleslao | ||
| 1195 | duke Corrado I duke of Cracovia | ||
| 1234 | duke Boleslao I | ||
| 1248 | duke Siemowit I | ||
| 1262 | duke Corrado II | ||
| 1294 | duke Boleslao II | ||
| 1313 | Trojden I | ||
| 1341 | duke Siemowit III | ||
| 1381 | duke Siemowit IV | ||
| 1425 | duke Janusz I | ||
| 1429 | duke Siemowitz V e Casimiro II | ||
| 1442 | duke Boleslao IV | ||
| 1454 | duke Corrado III | ||
| 1503 | duke Stanislao | ||
| 1523 | duke Janusz III | ||
| 1526 | Union to Kingdom of Polonia |