Who was Dionisio Portugal?

Dionisio Portugal (1261–1325) was born in Lisboa, Lisboa, Portugal and died in Santarém, Santarem, Portugal. 2 researchers on YourRoots have this ancestor in their family trees.

How many people are researching Dionisio?

Right now, 2 researchers on YourRoots have Dionisio in their trees. The ancestor migration map traces 1 generations of this lineage.

What records do they have for Dionisio?

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Dionisio Affonsez Portugal 1261–1325

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 2 independent trees

Birth year and location consistent across 2 trees

Death year and location consistent across 2 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

2 researchers on YourRoots have Dionisio Portugal in their family trees — each with their own records and documentation. Trace the migration path across 1 generations. If this ancestor is in your tree too, you can compare what you've found and fill in the gaps together.

Last updated: July 22, 2026 · Reliability: B — verified across 2 independent trees

Born 9 Oct 1261 · Lisboa, Lisboa, Portugal

Died 7 Jan 1325 · Santarém, Santarem, Portugal

Spouse Isabella Pedra Aragon

Children Alfonso 4 Van Portugal

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Researchers connected through Dionisio Portugal 1261–1325

and 1 more tree owner connected with Dionisio Portugal 1261–1325

Immediate Family

Parents

Spouse(s)

Isabella Pedra Aragon

Children

Alfonso 4 Van Portugal

Biography

Dionisio Affonsez Portugal was born in 1261 in Lisboa, Lisboa, Portugal. Dionisio Affonsez Portugal married isabella pedra aragon, and had children including alfonso 4 van portugal. Dionisio Affonsez Portugal passed away in 1325 in Santarém, Santarem, Portugal.

Sources

Life Timeline

1261

Birth of Dionisio Affonsez Portugal in Lisboa, Lisboa, Portugal

Birth

1325

Death of Dionisio Affonsez Portugal in Santarém, Santarem, Portugal

Death

Oldest Ancestor Line from Dionisio Portugal

Direct Lineage

generations

Frequently Asked Questions

: Dionisio Portugal (1261–1325) was born in Lisboa, Lisboa, Portugal and died in Santarém, Santarem, Portugal. 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 (B) based on cross-tree validation.
: Right now, 2 researchers on YourRoots have Dionisio 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 1 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

Portugal US Census Records

Browse all census records

Dionisio Portugal's Ancestors

Pedigree chart — 3 generations on record

Self

Dionisio Affonsez Portugal PTP

1261–1325

Lisboa, Lisboa, Portugal