Bishop Herman Isaacks Op Den Graeff 1585–1642
What is a Public Tree Person?
A Public Tree Person is an ancestor documented independently by multiple YourRoots tree owners. When several researchers' family histories converge on the same person, we publish a shared page that combines what they've documented.
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- A 3 criteria (Strong)
- B 2 criteria (Medium)
- C 1 criteria (Basic)
- Record available
- Descendant's record available
- Star tree owner
6 researchers on YourRoots have Bishop Graeff in their family trees — each with their own records and documentation. Trace the migration path across 2 generations. If this ancestor is in your tree too, you can compare what you've found and fill in the gaps together.
Last updated: August 25, 2026 · Reliability: A — verified across 6 independent trees, with linked records
Researchers connected through Bishop Graeff 1585–1642
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and 5 more tree owners connected with Bishop Graeff 1585–1642
Immediate Family
Biography
In 1585, Bishop Herman Isaacks Op Den Graeff entered the world in Aldekirk, Muir, Germany, born to johann wilhelm von julich kleve berg and jacoba prinses vonbaden. Bishop Herman Isaacks Op Den Graeff married greitjen margariette pletjes, and had children including agnes neesgen op den graeff. Bishop Herman Isaacks Op Den Graeff passed away in 1642 in Krefeld, Krefeld, Nordrhein-Westfalen, Germany.
Sources
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1Burial Records Global, Find a Grave® Index for Burials at Sea and other Select Burial Locations, 1300s-Current
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2Marriage Records U.S. and International Marriage Records, 1560-1900
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3Record Ancestry Family Tree
Life Timeline
Oldest Ancestor Line from Bishop Graeff
This ancestor line traces from Dusseldorf, Nordrhein-Westfalen, Duchy of Berg (1562) to Aldekirk, Muir, Germany (1585) across 2 generations.
Frequently Asked Questions
- Bishop Graeff (1585–1642) was born in Aldekirk, Muir, Germany and died in Krefeld, Krefeld, Nordrhein-Westfalen, Germany. 6 researchers on YourRoots have this ancestor in their family trees, each with their own records. This page combines what they've independently documented and assigns a Reliability Score (A) based on cross-tree validation.
- Right now, 6 researchers on YourRoots have Bishop in their trees. They're working independently, so connecting with them is a good way to cross-check your records and find things you might have missed. You can also explore the ancestor migration map that traces 2 generations of this lineage geographically.
- It varies by researcher — some have census records, others have marriage certificates, parish registers, or family Bible entries. Scroll up to see exactly what each person has cited.
- Use the "Compare Tree" button on any researcher's profile above. You can compare your tree side by side with theirs, see where your records overlap or differ, and collaborate to fill gaps.
Bishop Graeff's Ancestors
Pedigree chart — 3 generations on record