Jan IV van Heinsber (Q116007021)
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Count of Loon, Heinsberg and Sichem (- 27 Jan 1448)
- Johann IV von Heinsberg
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Jan IV van Heinsber |
Count of Loon, Heinsberg and Sichem (- 27 Jan 1448) |
|