Master Surname Index



Thomas J. Watson, Jr.

Ancestry of
Thomas J. Watson, Jr.

President and CEO of I.B.M.

Look → Click or tap a name to see more details including sources or famous kin.

8th 9th 10th Generation 11th Generation

8th Generation

9th Generation

10th Generation

Samuel Plumb Samuel Plumb

 (1625/26–1703)
Mary Treat Mary Treat

 (c1651–1704)

11th Generation

John Plumb

 (1594–a1648)
Dorothy Chaplin

 (1596–c1660)
Jasper Crane

 (c1600–c1681)
Robert Treat

 (1622–1710)
Jane Tapp

 (1627/28–c1703)

12th Generation