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

Sir Knight Henry (St. Clair) Sinclair 1265 – 1336 – Genealogical Records

Birth Date: Abt. 1265

Birth Location: Midlothian, Scotland

Death Date: Bef. 28 Jan 1336

Death Location: Scotland

Father: Lord Clair

Mother: Lady Roskelyn

Spouse(s): Alice Fenton

Children(s): William Sinclair

Sir Knight Henry (St. Clair) Sinclair , Sheriff of Lanark was born in 1265 in Midlothian, Scotland, the child of Lord William St Clair and Lady Amicia de Roskelyn. Sir Knight Henry (St. Clair) Sinclair , Sheriff of Lanark married Alice Fenton, and had children including William Sinclair. Sir Knight Henry (St. Clair) Sinclair , Sheriff of Lanark passed away in 1336 in Scotland.

Find more search results for Sir Sinclair
SS

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

  • Sir Knight Henry (St. Clair) Sinclair , Sheriff of Lanark was born in 1265 in Midlothian, Scotland, the child of Lord William St Clair and Lady Amicia de Roskelyn.
  • Sir Knight Henry (St. Clair) Sinclair , Sheriff of Lanark married Alice Fenton, and had children including William Sinclair.
  • Sir Knight Henry (St. Clair) Sinclair , Sheriff of Lanark passed away in 1336 in Scotland.

Immediate Family

Parents

Spouses(s)

Children(s)

Sir Sinclair's Ancestors

Self
Sir Sinclair
1265 – 1336
Birth Place: Midlothian, Scotland
Parents
Lord William St Clair
1230 – 1297
Lady (Amicia de) Roskelyn
1245 –
Midlothian, Scotland
Grandparents
Lord (Robert St) Clair
1190 – 1248
Saint-Clair, Normandy, France
Aliénor (de) Dreux
1190 – 1255
Braine, Aisne, Picardie, France
Great-Grandparents
Robert Quitry
1160 –
2nd-Great-Grandparents

Sir Sinclair's Descendants

1.
SS
Sir (Knight Henry (St. Clair)) Sinclair (Abt. 1265 – Bef. 28 Jan 1336) m. Alice Fenton (1270 – 1336)
  1. 1. William Sinclair (1283 – 25 Aug 1330)
    1. 1. Margaret Sinclair (Abt. 1334 – Abt. 1418) m. John (St) Clair (Abt. 1323 – Abt. 1377)
      1. 1. Lady (Margaret) Stewart (Abt. 1355 – Abt. 23 Mar 1418) m. Lord (William) Douglas (Abt. 1323 – May 1384)
        1. 1. Lord (George) Douglas (Bef. 1378 – Aft. 14 Sep 1402) m. Lady (Mary) Stewart (Abt. 1 Jan 1380 – 20 Mar 1457)

Sir Sinclair's Timeline

2 Records

1265
Abt. 1265
Birth of Sir Knight Henry (St. Clair) Sinclair , Sheriff of Lanark in Midlothian, Scotland
Midlothian, Scotland
1336
Bef. 28 Jan 1336
Age 71
Death of Sir Knight Henry (St. Clair) Sinclair , Sheriff of Lanark in Scotland
Scotland

Sources

    Genealogy Event 1
    Event Type: Birth
    Event Date: Abt. 1265
    Event Place: Midlothian, Scotland

    Genealogy Event 2
    Event Type: Death
    Event Date: Bef. 28 Jan 1336
    Event Place: Scotland

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