YourRoots by Genomelink
banner

Sign up to explore more

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

Thierry Flanders 15th Count of Flanders 1120–1180 – Genealogical Records

Birth Date: 1120

Birth Location: Flanders

Death Date: 1180

Death Location: Flanders

Father: Theoderic Lorraine

Mother: Gertrude Flanders

Spouse(s): Sibylla Anjou

Children(s): Margaret Flanders

The story of Thierry Flanders 15th Count of Flanders began in 1120 in Flanders. Thierry Flanders 15th Count of Flanders married Sibylla Anjou, and had children including Margaret Flanders. Thierry Flanders 15th Count of Flanders passed away in 1180 in Flanders.

Find more search results for Thierry Flanders
TF

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:
C
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

  • The story of Thierry Flanders 15th Count of Flanders began in 1120 in Flanders.
  • Thierry Flanders 15th Count of Flanders married Sibylla Anjou, and had children including Margaret Flanders.
  • Thierry Flanders 15th Count of Flanders passed away in 1180 in Flanders.

Immediate Family

Parents

Spouses(s)

Children(s)

Thierry Flanders's Ancestors

Self
Thierry Flanders
1120–1180
Birth Place: Flanders
Parents
Theoderic Flanders Duke of Lorraine
1090–1150
Flanders
Gertrude Flanders
1070–1117
Flanders
Grandparents
Robert (Flanders Count of) Flanders
1070–1117
Flanders
Gertrude Saxony
1030–1113
Flanders
Great-Grandparents
Baldwin Flanders
1012–1067
Adele France
1009–1079
2nd-Great-Grandparents
Robert Pious
–1040
Constance Arles
–1032

Thierry Flanders's Descendants

1.
TF
Thierry (Flanders 15th Count of) Flanders (1120–1180) m. Sibylla Anjou (1120–1180)
  1. 1. Margaret Flanders 1145–1194 m. Baldwin Hainault 1150–1195
    1. 1. Isabella (Hainault Queen of) France 1170–1190 m. Philip (France Augustus King of) France 1165–1223
      1. 1. Louis (France The Lion) King 1187–1226 m. Blanca (Castila Princess of) Castille 1188–1252
        1. 1. Robert (Artois Comte) d'Artois 1216–1250 m. Matilda Brabant 1224–1288

Thierry Flanders's Timeline

2 Records

1120
1120
Birth of Thierry Flanders 15th Count of Flanders in Flanders
Flanders
1180
1180
Age 60
Death of Thierry Flanders 15th Count of Flanders in Flanders
Flanders

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: 1120
    Event Place: Flanders

    Genealogy Event 2
    Event Type: Death
    Event Date: 1180
    Event Place: Flanders

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