John IV of Loon
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Name variants
![English](/Images/flags/small/gb.png)
John Heinsberg
![English](/Images/flags/small/gb.png)
John IV Heinsberg
![English](/Images/flags/small/gb.png)
John IV Loon
![English](/Images/flags/small/gb.png)
John IV of Heinsberg
![English](/Images/flags/small/gb.png)
John IV of Loon
![English](/Images/flags/small/gb.png)
John Loon
![English](/Images/flags/small/gb.png)
John of Heinsberg
![English](/Images/flags/small/gb.png)
John of Loon
![International format](/Images/flags/small/un.png)
Johann Heinsberg
![International format](/Images/flags/small/un.png)
Johann IV Heinsberg
![International format](/Images/flags/small/un.png)
Johann IV Loon
![International format](/Images/flags/small/un.png)
Johann IV von Heinsberg
![International format](/Images/flags/small/un.png)
Johann IV von Loon
![International format](/Images/flags/small/un.png)
Johann Loon
![International format](/Images/flags/small/un.png)
Johann von Heinsberg
![International format](/Images/flags/small/un.png)
Johann von Loon
Gender
Male
Timeline
Birth
Unknown date
Parents and Siblings
Unknown
Families and children