Analysing and Understanding Y-DNA Results and Y-DNA Projects

The Villages Genealogical Society
Genetic Genealogy Special Interest Group

3:00 p.m. GMT Friday 10 December 2021

by Paddy Waldron

WWW version:

YouTube version:



Family names, surnames, last names and DNA

To begin, some linguistic niceties:

male offspring female offspring
sperm Y chromosome X chromosome
22 paternal autosomes
egg X chromosome
22 maternal autosomes

SNPs, STRs and DNA signatures

Relationships between surname groups and within surname groups

Setting up and administering Y-DNA projects

Conclusion: Why you should submit your DNA

Further reading