skos:altLabel | - Grand Duke of Mecklenburg-Schwerin
- Frederick Francis
- Duke Frederick Francis
- Frederick Francis IV
- Frederick Francis IV of Mecklenburg-Schwerin
- Friedrich Franz IV
- Friedrich Franz IV of Mecklenburg-Schwerin
- Grand Duke Frederick Francis
- Grand Duke Frederick Francis IV
- Grand Duke and Regent<br />Friedrich Franz IV
- Grand Duke Friedrich Franz IV of Mecklenburg-Schwerin
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