YourRoots Logo
Sign up free
banner

Sign up to explore more

Create a free account to navigate family trees, view ancestors, and discover connections.

Sign up free

Isabella De Mortimer 1248 – 1274 – Genealogical Records

Birth Date: 1248

Birth Location: Wigmore, Herefordshire, England

Death Date: 10 Aug 1274

Death Location: Arundel, Sussex, England

Father: ROGER MORTIMER

Mother: MAUD BRAOSE

Spouse(s): John FitzAlan

Children(s): Richard Fitzalan

Isabella De Mortimer was born in 1248 in Wigmore, Herefordshire, England, the child of ROGER III DE MORTIMER and MAUD DE BRAOSE. Isabella De Mortimer married John FitzAlan, and had children including Richard 8th Earl of Arundel Fitzalan. Isabella De Mortimer passed away in 1274 in Arundel, Sussex, England.

Find more search results for Isabella Mortimer
IM

Reliability Score

This score reflects the reliability of the source family tree. A high rating indicates a trustworthy source with strong data consistency.

Reliability Score:
B
Criteria:
  • A 3 criteria (Strong)
  • B 2 criteria (Medium)
  • C 1 criteria (Basic)
  • N/A 0 criteria (Insufficient)

This tree's reliability score:

  • Record available
  • Descendant's record available
  • Star tree owner

Biography

  • Isabella De Mortimer was born in 1248 in Wigmore, Herefordshire, England, the child of ROGER III DE MORTIMER and MAUD DE BRAOSE.
  • Isabella De Mortimer married John FitzAlan, and had children including Richard 8th Earl of Arundel Fitzalan.
  • Isabella De Mortimer passed away in 1274 in Arundel, Sussex, England.

Immediate Family

Parents

ROGER MORTIMER
1231 – 1282
Birth Location: Cwmaron Castle, Radnorshire, , Wales
RM
MAUD BRAOSE
1226 – 1301
Birth Location: Gower, , , Wales
MB

Spouses(s)

John FitzAlan
1246 – 1272
Birth Location: Arundel, Sussex, England
JF

Children(s)

Richard Fitzalan
1267 – 1302
Birth Location: Arundel, Sussex, England
RF

Isabella Mortimer's Ancestors

Self
Isabella Mortimer
1248 – 1274
Birth Place: Wigmore, Herefordshire, England
Parents
ROGER III DE MORTIMER
1231 – 1282
Cwmaron Castle, Radnorshire, , Wales
MAUD (DE) BRAOSE
1226 – 1301
Gower, , , Wales
Grandparents
Great-Grandparents
2nd-Great-Grandparents

Isabella Mortimer's Descendants

1.
IM
Isabella (De) Mortimer (1248 – 10 Aug 1274) m. John FitzAlan (14 Sep 1246 – 18 Mar 1272)
  1. 1. Richard (8th Earl of Arundel) Fitzalan (1267 – 1302) m. Alisona (Countess of Arundel) DeSaluzza (18 May, 1269 or 1271 – 1292)
    1. 1. Sir (Edmund 9th Earl of Arundel) Fitzalan (1 May 1285 – 17 Nov 1326) m. Lady (Alice De Warren, Countess of) Arundel (15 Jun 1287 – 23 May 1338)
      1. 1. Richard ("Copped Hat" FitzAlan, 10th Earl of Arundel and Warenne, 9th Earl of) Surre (1313 – 24 Jan 1376) m. Isabel (LeDeSpencer, Countess) Arundel (1312 – 11 Jan 1371)
        1. 1. Lady (MARY Isabel FitzAlan Lady LeStrange) Blackmere (1332 – 29 Aug 1396) m. Sir (John Lord Strange) LeStrange (13 Jan 1332 – 8 May 1361)

Isabella Mortimer's Timeline

2 Records

1248
1248
Birth of Isabella De Mortimer in Wigmore, Herefordshire, England
Wigmore, Herefordshire, England
1274
10 Aug 1274
Age 26
Death of Isabella De Mortimer in Arundel, Sussex, England
Arundel, Sussex, England

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 1248
    Event Place: Wigmore, Herefordshire, England

    Genealogy Event 2
    Event Type: Death
    Event Date: 10 Aug 1274
    Event Place: Arundel, Sussex, England
Find more search results for Isabella Mortimer

About YourRoots

Family Tree Map

Explore your family tree geographically

Import your GEDCOM file to transform your family tree into an interactive global map. See your roots laid out visually and understand your true geographic heritage.

Powerful tools like “Trace Back To Me” instantly map your family’s migration paths from a chosen ancestor all the way back to you.

LEARN MORE
AI Genealogy Research

Discover ancestors beyond “end-of-line” automatically

Import your family tree and let AI expand it for you. AI Ancestor Finder scans “end-of-line” ancestors to uncover their parents across hundreds of family lines at once. AI Deep Research analyzes selected ancestors and family clusters, suggesting relevant records and next steps.

Turn on Auto Research Mode to get new discoveries daily or weekly, so your tree keeps growing even while you’re away.

LEARN MORE
DNA Match

Find more DNA matches across all DNA tests

Combine your DNA data with your family tree to unlock the full power of YourRoots DNA Match. Connect with relatives across major testing services — Ancestry, 23andMe, MyHeritage, and more.

View your matches’ maps and trees to identify shared ancestors, and soon you’ll be able to add them directly to your own tree and map.

LEARN MORE
Ancestry Reports

Ancestry DNA analysis that goes deeper than others

Unlock exclusive reports that reveal your deeper origins.

  • Deep Ancestry Report — Analyze 130+ ethnicities, sub-regions, and 1,800+ communities in one detailed view.
  • Global & Native American Reports — Developed with Stanford researchers to uncover hidden ancestries across all 22 chromosomes.
  • Ancient DNA Series — Compare your DNA with 1,000+ ancient genomes from Viking, Celtic, and early American civilizations.
LEARN MORE