Mary Agnes Gregoussis 1937–1999
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.
Why this is a Public Tree Person
Compare a Public Tree Person with your own tree using Compare Tree.
- A 3 criteria (Strong)
- B 2 criteria (Medium)
- C 1 criteria (Basic)
- Record available
- Descendant's record available
- Star tree owner
2 researchers on YourRoots have Mary Gregoussis in their family trees — each with their own records and documentation. Trace the migration path across 5 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 2 independent trees, with linked records
Immediate Family
Biography
Mary Agnes Gregoussis was born in 1937 in New York Man, New York, the child of steven gregouskis and vassila kouscouros. In 1940, Mary Agnes Gregoussis resided in New York, New York, New York, USA. In 1950, Mary Agnes Gregoussis resided in New York, Bronx, New York, USA. Mary Agnes Gregoussis passed away in 1999 in Bronxville NY.
Sources
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1Census 1940 United States Federal Census
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2Census 1950 United States Federal Census
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3Newspaper U.S., Newspapers.com™ Obituary Index, 1800s-current
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4Record U.S., Public Records Index, 1950-1993, Volume 2
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5Social Security U.S., Social Security Applications and Claims Index, 1936-2007
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6Death Records U.S., Social Security Death Index, 1935-2014
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7Newspaper Web: Obituary Daily Times Index, 1995-2016
Life Timeline
Oldest Ancestor Line from Mary Gregoussis
This ancestor line traces from Greece (1810) to New York Man, New York (1937) across 5 generations.
Frequently Asked Questions
- Mary Gregoussis (1937–1999) was born in New York Man, New York and died in Bronxville NY. 2 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, 2 researchers on YourRoots have Mary 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 5 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.
Related Records
Mary Gregoussis's Ancestors
Pedigree chart — 3 generations on record