Isaac Ryan (1805–1836) was born in Perrys Ferry, Vermilion, Louisiana, United States and died in San Antonio, Bexar County, Texas, United States of America. 3 researchers on YourRoots have this ancestor in their family trees.

How many people are researching Isaac?

Right now, 3 researchers on YourRoots have Isaac in their trees. The ancestor migration map traces 4 generations of this lineage.

What records do they have for Isaac?

Records vary by researcher and can include census, vital, parish, cemetery, and family sources.

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Isaac Ryan 1805–1836

Public Tree Person

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

Full name consistent across 3 independent trees

Birth year and location consistent across 3 trees

Death year and location consistent across 3 trees

Compare a Public Tree Person with your own tree using Compare Tree.

B Reliability

Reliability Score: B

Medium — based on the source tree

Grade scale

A 3 criteria (Strong)
B 2 criteria (Medium)
C 1 criteria (Basic)

Verification checklist

Record available
Descendant's record available
Star tree owner

3 researchers on YourRoots have Isaac Ryan in their family trees — each with their own records and documentation. Trace the migration path across 4 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: B — verified across 3 independent trees, with linked records

Born 1 Mar 1805 · Perrys Ferry, Vermilion, Louisiana, United States

Died 6 Mar 1836 · San Antonio, Bexar County, Texas, United States of America

Father John Jacob Ryan

Mother Marie Anne Hargrave

Siblings Adelaide Ryan, Anne Ryan, Artemise Ryan, Baby Ryan, Christine Ryan, Eliza Rigmaiden, Isbel Ryan, Issac Ryan, John Jacob Ryan Jr, Louis Ryan, Louise Ryan, Mary Ann Ryan, Melissa Ann Ryan, Rebecca Ryan, Salley Ryem, Sarah Celeste Vincent, Susanne Sukey Ryan, Susanne Landry

Records

U.S., Find a Grave® Index, … Texas, Index Card Collections, 1800-1900

Compare Tree

Researchers connected through Isaac Ryan 1805–1836

and 2 more tree owners connected with Isaac Ryan 1805–1836

Immediate Family

Parents

John Jacob Ryan

Marie Anne Hargrave

Spouse(s)

No spouse recorded

Children

No children recorded

Biography

In 1805, Isaac Ryan entered the world in Perrys Ferry, Vermilion, Louisiana, United States, born to john jacob ryan and marie anne hargrave. Isaac Ryan passed away in 1836 in San Antonio, Bexar County, Texas, United States of America.

Sources

1

Burial Records U.S., Find a Grave® Index, 1600s-Current
2

Record Texas, Index Card Collections, 1800-1900

Life Timeline

1805

Birth of Isaac Ryan in St. Landry Parish, Louisiana, United States of America

Birth

1805

Birth of Isaac Ryan in Perrys Ferry, Vermillion, Louisiana, United States

Birth

1805

Birth of Isaac Ryan in Perrys Ferry, Vermilion, Louisiana, United States

Birth

1836

Death of Isaac Ryan in San Antonio, Bexar, Texas, United States

Death

1836

Death of Isaac Ryan in San Antonio, Bexar, Texas, USA

Death

1836

Death of Isaac Ryan in The ALAMO, San Antonio de Bexar, Texas, United States

Death

Oldest Ancestor Line from Isaac Ryan

This ancestor line traces from Wales, England (1700) to Perrys Ferry, Vermilion, Louisiana, United States (1805) across 4 generations.

Direct Lineage

generations

Frequently Asked Questions

: Isaac Ryan (1805–1836) was born in Perrys Ferry, Vermilion, Louisiana, United States and died in San Antonio, Bexar County, Texas, United States of America. 3 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 (B) based on cross-tree validation.
: Right now, 3 researchers on YourRoots have Isaac 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 4 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.