My tree begins with Patrick Quartaigue d. 1663/4.
His son Thomas (1619 - 1675) married Elin Callister d. 1668
They had several children, incl. my ancestor Patrick, d. 1721 who m (1) Jane Cain? & (2) Mable Shimmin. Patrick's sister Bahee has a large posterity. Jony (bap 1649) m. John Duke of Arbory & may be my ancestor on a maternal line.
There is still a family of Cavendish in Douglas, of the Ballaugh branch.
The Reverend John Corgea in U.S.A. is descended from the other Corjeag lineage in Ballakilley, Kk Michael.