About us
Any male with the surname CLAYTON, CLEETON, CLEATON, CLAYDON, or a variant of these names is welcome to participate in this study. To accurately determine grouping, we recommend that new participants purchase a Y-DNA test with 37 markers or above.
Click the Results tab to view a list of current project participants in each group and their male-line ancestors.
If you are not a male Clayton (or variant surname), or your lineage is already represented, please consider sponsoring another participant, or donating to the general fund.