R-M222

(Updated December 2021) When commercial DNA testing began it focused completely on Y-DNA STR testing. While Y-DNA STR results can routinely be used to pinpoint a paternal origin

In June 2018 Irish Origenes was commissioned to do a Y-DNA Case Study report for a Mr David McGinnis from Oregon in the USA.

By examining the genetic distance between selected members of the R-M222 family and comparing it to the timetable developed by Scottish Origenes one can determine when the R-M222 Adam lived.