A continuous paternal line GGG Grandson of John Cowin b 1792 has Y haplogroup R-L1335 via a 23 and me test.
There are 4 people w this Haplogroup in 23 and me who match another non paternal line descendant of John Cowin.
Are there any others w this Haplogroup w ancestors from the Isle of Man or possibly Scotland in the 1700s or late 1600s?
