John IV, Duke of Mecklenburg
John IV, Duke of Mecklenburg was sole ruler of the Duchy of Mecklenburg from 1384 to 1395 and co-regent from 1395 to 1422.
From *.wikipedia.org,
General Info
.
Male
Date of Birth
January 1st, 1370
Age
654
Date of Death
October 16th, 1422
Died Aged
52
Star Sign
Capricorn
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Relatives
Catherine of Saxe-Lauenburg, Duchess of Mecklenburg
Wife
Magnus I, Duke of Mecklenburg
Father
Henry IV, Duke of Mecklenburg
Son
Elisabeth of Pomerania
Mother
John V
Son
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