In looking through book "Doremus Family in America" by William Nelson can find that French for Peter is Perrin and there is also the Dutch Pieter. There are many references to Peter so it was apparently a common surname in Doremus family history. Find reference to a Hiram C. Perry (b.July 5,1849) married Cornelia Doremus(b.Oct 12,1853) daughter of Henry Doremus and Mary Vreeland.