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| YEAR | DATE | EVENT | DUCA |
| 1353 | Duchy - dinasty Wettin | Federico III markgraft of Meissen | |
| 1381 | Duchy of p.e. of Saxe | ||
| 1542 | dinasty Wettin | John Ernesto I | |
| 1563 | John Federico II duke of Weimar | ||
| 1572 | John Casimiro | ||
| 1633 | Ernesto I | ||
| 1675 | Alberto | ||
| 1699 | John Ernesto II | ||
| 1729 | Franz Josias | ||
| 1764 | 16 september | Ernst Friedrich | |
| 1800 | 8 september | Franz Friedrich Anton | |
| 1806 | 9 december | Ernst II | |
| 1826 | 12 november | Duchy of Saxe-Coburgo-Gotha | duke Ernst I (II like duke of Coburgo) |
| 1844 | 29 january | duke Ernst II | |
| 1893 | 22 august | duke Alfred | |
| 1900 | 30 june | duke Carl Eduard | |
| 1918 | 14 november | Union to German State of Thuringia |