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Kyburg was a noble family of grafen (counts) in the Duchy of Swabia, a cadet line of the counts of Dillingen, who in the late 12th and early 13th century ruled the County of Kyburg, corresponding to much of what is now Northeastern Switzerland. -
https://en.wikipedia.org/wiki/Kyburg_family.
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After the Kyburg male line died out in 1263, the Habsburg family branch Kyburg-Burgdorf or Neu-Kyburg emerged through female succession . Gotfrid is considered the ancestor of the Kyburg family
https://de.wikipedia.org/wiki/Kyburg_(Adelsgeschlecht)
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1256 |
1256
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Kyburg, Pfäffikon District, Canton of Zurich, Switzerland
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1272 |
1272
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Kyburg, Pfäffikon District, Canton of Zurich, Switzerland
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1275 |
1275
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Kyburg, Pfäffikon District, Canton of Zurich, Switzerland
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1283 |
November 20, 1283
Age 27
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Habsburg, Brugg District, AG, Switzerland
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