John was born in 1828. John Pledger ... He passed away in 1911.
"England Births and Christenings, 1538-1975," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:NKK4-RMY : 11 February 2018, John Pledger, 03 Feb 1828); citing , index based upon data collected by the Genealogical Society of Utah, Salt Lake City; FHL microfilm 1,040,535.
It may be possible to confirm family relationships with John 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 John: