Sir John, Master of Caithness, Sinclair 1543–1576
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
Compare a Public Tree Person with your own tree using Compare Tree.
- A 3 criteria (Strong)
- B 2 criteria (Medium)
- C 1 criteria (Basic)
- Record available
- Descendant's record available
- Star tree owner
3 researchers on YourRoots have Sir Sinclair in their family trees — each with their own records and documentation. Trace the migration path across 2 generations. If this ancestor is in your tree too, you can compare what you've found and fill in the gaps together.
Last updated: September 17, 2026 · Reliability: A — verified across 3 independent trees, with linked records
Researchers connected through Sir Sinclair 1543–1576
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and 2 more tree owners connected with Sir Sinclair 1543–1576
Immediate Family
Biography
Sir John, Master of Caithness, Sinclair was born in 1543 in Caithness, Scotland, the child of william sinclair of dunbeath and geanies and margaret innes. Sir John, Master of Caithness, Sinclair married katherine balnagiewan ross, lady jean hepburn, and had children including agnes marie sinclair, agnes sinclair duncan, elizabeth sinclair, george sinclair, sir george 5th earl of caithness the wicked sinclair, sir james 1st earl of murkle sinclair, sir james sinclair 1st earl of murkle, sir john sinclair, william sinclair. Sir John, Master of Caithness, Sinclair passed away in 1576 in Girnigo Castle, Caithness, Scotland.
Sources
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1Record Dictionary of National Biography, Volumes 1-22
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2Baptism Records England & Wales, Christening Index, 1530-1980
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3Baptism Records Liverpool, England, Church of England Baptisms, 1813-1919
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4Church Records Yorkshire, England: Church of England Parish Records
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5Record Netherlands, GenealogieOnline Trees Index
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6Baptism Records England, Select Births and Christenings
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7Burial Records UK and Ireland, Find a Grave Index
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8Marriage Records Scotland, Select Marriages
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9Church Records Essex, England, Select Church of England Parish Registers
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10Marriage Records Lancashire, England, Church of England Baptisms, Marriages and Burials
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11Church Records England, Select Norfolk Church of England Parish Registers
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12Church Records Scotland, Extracted Parish Records
Life Timeline
Oldest Ancestor Line from Sir Sinclair
This ancestor line traces from Montrose, Angus, Scotland (1528) to Caithness, Scotland (1543) across 2 generations.
Frequently Asked Questions
- Sir Sinclair (1543–1576) was born in Caithness, Scotland and died in Girnigo Castle, Caithness, Scotland. 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 (A) based on cross-tree validation.
- Right now, 3 researchers on YourRoots have Sir 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 2 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
Sir Sinclair's Ancestors
Pedigree chart — 3 generations on record