According to the research done by Elizabeth Feisst for this website the earliest known lineages stem back to the following 3 lines.
The Relationships Between the Three Lines are shown here.
1. William QUALTROUGH who died at Kentraugh Mill, Rushen in the IOM in 1717, married Elizabeth (Surname Unknown).
They had three children.
Detailed Family Tree of descendants on MacFamilyTree.com (Updated March 2020)
2. William QUALTROUGH was born in Rushen about 1715, he married Christian TAYLOR (1716-1767),
They had three children.
Detailed Family Tree of descendants on MacFamilyTree.com (Updated March 2020)
3. William QUALTROUGH and Mary OATES from Rushen in the IOM.
They had one son, William born in 1726 who married Isabel KELLY.
Detailed Family Tree of descendants on MacFamilyTree.com (Updated 21 August 2020)
© Copyright by Malcolm Qualtrough, Elizabeth Feisst and the late John Karran Qualtrough.