Key Information
| Language of Content | Entity Label | Description | Aliases | |
|---|---|---|---|---|
| English | John I, Duke of Cleves | Duke of Cleves and Count of Mark | 0 | |
| German | Johann I. | Herzog von Kleve (1448–1481), Graf von der Mark (1461–1481) und Herr von Ravenstein (1448–1481) | 1 | |
| Spanish | Juan I de Cléveris | 1 | ||
| French | Jean Ier de Clèves | 0 | ||
| Dutch | Johan I van Kleef | 1 |
Significant Dates
01/14/1419
Date of birth
09/05/1481
Date of death