Duke of Mecklenburg
| Germany | English | French | Year | Memo |
| Albrecht I | 1348-1352 | D.of Mecklenburg-Schwerin, P.of Mecklenburg-Wismar | ||
| Johann IV | 1348-1352 | D.of Mecklenburg-Stargard,P.of Mecklenburg-Stargard | ||
| (div) | ||||
| Heinrich IV | 1471-1477 | D.of Mecklenburg-Schwerin, P.of Mecklenburg-Güstrow | ||
| Albrecht V | 1471-1477 | D.of Mecklenburg-Gustrow | ||
| Johann VI | 1471-1474 | D.of Mecklenburg-Gustrow | ||
| Magnus II | 1483-1503 | D.of Mecklenburg-Schwerin | ||
| Balthasar | 1483-1507 | D.of Mecklenburg-Schwerin | ||
| Albrecht VI | 1503-1547 | D.of Mecklenburg-Schwerin | ||
| Johann Albrecht I | 1552-1555 | D.of Mecklenburg-Gustrow,D.of Mecklenburg-Schwerin | ||
| Albrecht Wallenstein | 1628-1631 |
1348 to be from Prince Mecklenburg-Wismar and Prince of Mecklenburg-Stargard, 1352 div to Duke of Mecklenburg-Schwerin and Duke of Mecklenburg-Stargard.
1471 to be from Duke of Mecklenburg-Schwerin, 1477 div to Mecklenburg-Schwerin and Mecklenburg-Gustrow.
1483 to be from Duke of Mecklenburg-Schwerin, 1547 div to Mecklenburg-Schwerin and Mecklenburg-Gustrow.
1552 to br from Duke of Mecklenburg-Gustrow, 1555 div to Mecklenburg-Schwerin and Mecklenburg-Gustrow.
1628 to be from Mecklenburg-Gustrow and Mecklenburg-Schwerin. 1631 div too.