McManus YDNA Project

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Project membershipUpdated: 7 October 2026
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McManus Surname Project

Discover your paternal line

Member Count198Checked 7 October 2026

Project Website

McManus project at FamilyTreeDNA ↗

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Description

The McManus Surname Project explores genetic variations for the McManus families originating in Ireland. By documenting the Y-chromosome markers of male descendants, the tracing of lineage becomes possible. The genetic information may suggest new avenues for your genealogical research or rule out dead ends. We welcome all McManus descendants and those who are interested to join us.

Learn more in the project background at FamilyTreeDNA.

Requirements

A Surname Project traces members of a family that share a common surname. They are of the most interest in cultures where surnames are passed on from father to son like the Y-Chromosome. This project is for males taking a Y-Chromosome DNA (Y-DNA) test. Thus, the individual who tests must be a male who wants to check his direct paternal line (father’s father’s father’s…) with a Y-DNA12, Y-DNA37, Y-DNA67, or Y-DNA111 test and who has one of the surnames listed for the project.

Females do not carry their father’s Y-DNA. Females who would like to check their father’s direct paternal line can have a male relative with his surname order a Y-DNA test. Females can also order an mtDNA test for themselves such as the mtDNAPlus test or the mtFullSequence test and participate in an mtDNA project. Both men and women may take the autosomal Family Finder test to discover recent relationships across all family lines.

These requirements retain the test names in the supplied project description. Check FamilyTreeDNA for current test availability before ordering.

Surnames in This Project

  • MacMaghnusa
  • MacManus
  • Maguire
  • Manis
  • Mayne
  • McManus
  • Moyne
  • O’Connor