County Kerry, Ireland genealogical services: https://mykerryancestors.com
FTDNA Griffi(th)(n)(s)(ng) group: https://www.familytreedna.com/groups/griffith/about/background
FTDNA Y-DNA Haplogroup Report for R-A13315: FamilyTreeDNA Discover - Y-DNA Haplogroup R-A13315
Alex Williamson's Big Tree R-A13315 "County Kerry Griffin" branch: https://www.ytree.net/DisplayTree.php?blockID=2465&star=false
Alex Williamson's Big Tree R-S764 branch: https://www.ytree.net/DisplayTree.php?blockID=396 (takes a minute or two to load, A13315 branch is on the far right).
Tracking Back genealogy tools and utilities: http://scaledinnovation.com/gg/gg.html?nm=tools
Map of Gaelic Ireland and Scotland: https://colmcille.net/wp-content/uploads/2021/04/Colmcille-Map.pdf
Sloinnte Gaedheal is Gall (Irish Names and Surnames):
Outlines of Gaelic Etymology: https://archive.org/details/cu31924026841001/page/n7/mode/2up
Masculine Descriptive Bynames: https://medievalscotland.org/kmo/AnnalsIndex/DescriptiveBynames/Alpha.shtml
Some Evidence in Tudor ‘Fiants, Calendar of Patent Rolls’ and ‘Inquisitions’ for Irish among Families of Anglo-Norman Descent in County Wexford between 1540 and 1640: http://www.jstor.org/stable/25520107 (analysis of Irish names written in Tudor English).
Women’s Names among the Irish of County Wexford 1550-1650: http://www.jstor.org/stable/25520085 (analysis of Irish names written in Tudor English).
Owen O'Moriarty (of Castledrum): https://en.wikipedia.org/wiki/Owen_O%27Moriarty,