Duke Johann of Oldenburg (Q75390945)
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German prince
- Johann Friedrich Adolf von Holstein-Gottorp, Herzog von Oldenburg
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Duke Johann of Oldenburg |
German prince |
|
Statements
3 January 1940
1 reference
Johann Friedrich Adolf von Holstein-Gottorp, Herzog von Oldenburg
9 October 1971
1 reference
7 August 2020
Identifiers
Johann Friedrich Adolf von Holstein-Gottorp, Herzog von Oldenburg
1 reference
7 August 2020