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↑ Find A Grave, database and images (https://www.findagrave.com : accessed 10 February 2018), memorial page for Nelson Marquis (10 Feb 1830–13 Sep 1894), Find A Grave Memorial no. 12303277, citing Sharon Cemetery, Sharon, Noble County, Ohio, USA ; Maintained by Spyrose (contributor 46805313) .
It may be possible to confirm family relationships with Nelson by comparing test results with other carriers of his ancestors' Y-chromosome or mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share DNA with Nelson: